Home / 948,766.16-1,309,294.92-519,045.20

Finding the Fourth Proportional to 948,766.16, 1,309,294.92 and 519,045.20

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Solution

The fourth proportional to 948,766.16, 1,309,294.92 and 519,045.20 is: 716,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,766.16 : 1,309,294.92 = 519,045.20 : x
  2. Step 2: Convert to fraction form
    948,766.16/1,309,294.92 = 519,045.20/x
  3. Step 3: Cross multiply
    948,766.16x = 1,309,294.92 × 519,045.20
  4. Step 4: Simplify right side
    948,766.16x = 679,583,243,610.38
  5. Step 5: Solve for x
    x = 679,583,243,610.38/948,766.16
  6. Step 6: Final answer
    x = 716,281.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.