Home / 630,306.20-944,670.90-314,851.16

Finding the Fourth Proportional to 630,306.20, 944,670.90 and 314,851.16

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Solution

The fourth proportional to 630,306.20, 944,670.90 and 314,851.16 is: 471,882.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,306.20 : 944,670.90 = 314,851.16 : x
  2. Step 2: Convert to fraction form
    630,306.20/944,670.90 = 314,851.16/x
  3. Step 3: Cross multiply
    630,306.20x = 944,670.90 × 314,851.16
  4. Step 4: Simplify right side
    630,306.20x = 297,430,728,683.24
  5. Step 5: Solve for x
    x = 297,430,728,683.24/630,306.20
  6. Step 6: Final answer
    x = 471,882.92

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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.