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Finding the Fourth Proportional to 584,907.64, 807,034.21 and 339,746.72

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Solution

The fourth proportional to 584,907.64, 807,034.21 and 339,746.72 is: 468,770.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,907.64 : 807,034.21 = 339,746.72 : x
  2. Step 2: Convert to fraction form
    584,907.64/807,034.21 = 339,746.72/x
  3. Step 3: Cross multiply
    584,907.64x = 807,034.21 × 339,746.72
  4. Step 4: Simplify right side
    584,907.64x = 274,187,225,775.29
  5. Step 5: Solve for x
    x = 274,187,225,775.29/584,907.64
  6. Step 6: Final answer
    x = 468,770.13

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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.