Home / 749,710.71-1,034,626.59-410,178.96

Finding the Fourth Proportional to 749,710.71, 1,034,626.59 and 410,178.96

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Solution

The fourth proportional to 749,710.71, 1,034,626.59 and 410,178.96 is: 566,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,710.71 : 1,034,626.59 = 410,178.96 : x
  2. Step 2: Convert to fraction form
    749,710.71/1,034,626.59 = 410,178.96/x
  3. Step 3: Cross multiply
    749,710.71x = 1,034,626.59 × 410,178.96
  4. Step 4: Simplify right side
    749,710.71x = 424,382,058,674.55
  5. Step 5: Solve for x
    x = 424,382,058,674.55/749,710.71
  6. Step 6: Final answer
    x = 566,061.09

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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.