Home / 783,730.60-1,175,595.90-500,295.40

Finding the Fourth Proportional to 783,730.60, 1,175,595.90 and 500,295.40

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Solution

The fourth proportional to 783,730.60, 1,175,595.90 and 500,295.40 is: 750,443.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,730.60 : 1,175,595.90 = 500,295.40 : x
  2. Step 2: Convert to fraction form
    783,730.60/1,175,595.90 = 500,295.40/x
  3. Step 3: Cross multiply
    783,730.60x = 1,175,595.90 × 500,295.40
  4. Step 4: Simplify right side
    783,730.60x = 588,145,221,028.86
  5. Step 5: Solve for x
    x = 588,145,221,028.86/783,730.60
  6. Step 6: Final answer
    x = 750,443.10

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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.