Home / 773,911.40-1,068,002.42-429,752.93

Finding the Fourth Proportional to 773,911.40, 1,068,002.42 and 429,752.93

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Solution

The fourth proportional to 773,911.40, 1,068,002.42 and 429,752.93 is: 593,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,911.40 : 1,068,002.42 = 429,752.93 : x
  2. Step 2: Convert to fraction form
    773,911.40/1,068,002.42 = 429,752.93/x
  3. Step 3: Cross multiply
    773,911.40x = 1,068,002.42 × 429,752.93
  4. Step 4: Simplify right side
    773,911.40x = 458,977,161,753.31
  5. Step 5: Solve for x
    x = 458,977,161,753.31/773,911.40
  6. Step 6: Final answer
    x = 593,061.64

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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.