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Finding the Fourth Proportional to 584,562.13, 806,398.54 and 355,058.35

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Solution

The fourth proportional to 584,562.13, 806,398.54 and 355,058.35 is: 489,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,562.13 : 806,398.54 = 355,058.35 : x
  2. Step 2: Convert to fraction form
    584,562.13/806,398.54 = 355,058.35/x
  3. Step 3: Cross multiply
    584,562.13x = 806,398.54 × 355,058.35
  4. Step 4: Simplify right side
    584,562.13x = 286,318,532,151.17
  5. Step 5: Solve for x
    x = 286,318,532,151.17/584,562.13
  6. Step 6: Final answer
    x = 489,800.00

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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.