Home / 1,005,699.52-1,507,552.84-472,265.65

Finding the Fourth Proportional to 1,005,699.52, 1,507,552.84 and 472,265.65

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Solution

The fourth proportional to 1,005,699.52, 1,507,552.84 and 472,265.65 is: 707,930.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,699.52 : 1,507,552.84 = 472,265.65 : x
  2. Step 2: Convert to fraction form
    1,005,699.52/1,507,552.84 = 472,265.65/x
  3. Step 3: Cross multiply
    1,005,699.52x = 1,507,552.84 × 472,265.65
  4. Step 4: Simplify right side
    1,005,699.52x = 711,965,421,891.95
  5. Step 5: Solve for x
    x = 711,965,421,891.95/1,005,699.52
  6. Step 6: Final answer
    x = 707,930.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.