Home / 791,903.31-1,187,854.95-365,312.94

Finding the Fourth Proportional to 791,903.31, 1,187,854.95 and 365,312.94

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Solution

The fourth proportional to 791,903.31, 1,187,854.95 and 365,312.94 is: 547,969.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,903.31 : 1,187,854.95 = 365,312.94 : x
  2. Step 2: Convert to fraction form
    791,903.31/1,187,854.95 = 365,312.94/x
  3. Step 3: Cross multiply
    791,903.31x = 1,187,854.95 × 365,312.94
  4. Step 4: Simplify right side
    791,903.31x = 433,938,784,078.05
  5. Step 5: Solve for x
    x = 433,938,784,078.05/791,903.31
  6. Step 6: Final answer
    x = 547,969.40

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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.