Home / 787,030.30-1,180,545.45-503,595.10

Finding the Fourth Proportional to 787,030.30, 1,180,545.45 and 503,595.10

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Solution

The fourth proportional to 787,030.30, 1,180,545.45 and 503,595.10 is: 755,392.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,030.30 : 1,180,545.45 = 503,595.10 : x
  2. Step 2: Convert to fraction form
    787,030.30/1,180,545.45 = 503,595.10/x
  3. Step 3: Cross multiply
    787,030.30x = 1,180,545.45 × 503,595.10
  4. Step 4: Simplify right side
    787,030.30x = 594,516,903,947.30
  5. Step 5: Solve for x
    x = 594,516,903,947.30/787,030.30
  6. Step 6: Final answer
    x = 755,392.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.