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Finding the Fourth Proportional to 584,754, 806,980.08 and 358,355.76

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Solution

The fourth proportional to 584,754, 806,980.08 and 358,355.76 is: 494,542.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,754 : 806,980.08 = 358,355.76 : x
  2. Step 2: Convert to fraction form
    584,754/806,980.08 = 358,355.76/x
  3. Step 3: Cross multiply
    584,754x = 806,980.08 × 358,355.76
  4. Step 4: Simplify right side
    584,754x = 289,185,959,873.26
  5. Step 5: Solve for x
    x = 289,185,959,873.26/584,754
  6. Step 6: Final answer
    x = 494,542.94

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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.