Home / 630,307.20-944,672.40-314,852.16

Finding the Fourth Proportional to 630,307.20, 944,672.40 and 314,852.16

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Solution

The fourth proportional to 630,307.20, 944,672.40 and 314,852.16 is: 471,884.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,307.20 : 944,672.40 = 314,852.16 : x
  2. Step 2: Convert to fraction form
    630,307.20/944,672.40 = 314,852.16/x
  3. Step 3: Cross multiply
    630,307.20x = 944,672.40 × 314,852.16
  4. Step 4: Simplify right side
    630,307.20x = 297,432,145,632.38
  5. Step 5: Solve for x
    x = 297,432,145,632.38/630,307.20
  6. Step 6: Final answer
    x = 471,884.42

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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.