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Finding the Fourth Proportional to 567,925.98, 783,677.34 and 313,277.18

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Solution

The fourth proportional to 567,925.98, 783,677.34 and 313,277.18 is: 432,289.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,925.98 : 783,677.34 = 313,277.18 : x
  2. Step 2: Convert to fraction form
    567,925.98/783,677.34 = 313,277.18/x
  3. Step 3: Cross multiply
    567,925.98x = 783,677.34 × 313,277.18
  4. Step 4: Simplify right side
    567,925.98x = 245,508,227,105.10
  5. Step 5: Solve for x
    x = 245,508,227,105.10/567,925.98
  6. Step 6: Final answer
    x = 432,289.13

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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.