Home / 1,317,134.61-1,975,472.28-370,280.25

Finding the Fourth Proportional to 1,317,134.61, 1,975,472.28 and 370,280.25

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Solution

The fourth proportional to 1,317,134.61, 1,975,472.28 and 370,280.25 is: 555,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,134.61 : 1,975,472.28 = 370,280.25 : x
  2. Step 2: Convert to fraction form
    1,317,134.61/1,975,472.28 = 370,280.25/x
  3. Step 3: Cross multiply
    1,317,134.61x = 1,975,472.28 × 370,280.25
  4. Step 4: Simplify right side
    1,317,134.61x = 731,478,369,706.47
  5. Step 5: Solve for x
    x = 731,478,369,706.47/1,317,134.61
  6. Step 6: Final answer
    x = 555,355.82

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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.