Home / 834,920.15-1,252,377.15-302,316.62

Finding the Fourth Proportional to 834,920.15, 1,252,377.15 and 302,316.62

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Solution

The fourth proportional to 834,920.15, 1,252,377.15 and 302,316.62 is: 453,473.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,920.15 : 1,252,377.15 = 302,316.62 : x
  2. Step 2: Convert to fraction form
    834,920.15/1,252,377.15 = 302,316.62/x
  3. Step 3: Cross multiply
    834,920.15x = 1,252,377.15 × 302,316.62
  4. Step 4: Simplify right side
    834,920.15x = 378,614,426,602.28
  5. Step 5: Solve for x
    x = 378,614,426,602.28/834,920.15
  6. Step 6: Final answer
    x = 453,473.82

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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.