Home / 691,569-1,037,761.86-292,184.04

Finding the Fourth Proportional to 691,569, 1,037,761.86 and 292,184.04

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Solution

The fourth proportional to 691,569, 1,037,761.86 and 292,184.04 is: 438,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,569 : 1,037,761.86 = 292,184.04 : x
  2. Step 2: Convert to fraction form
    691,569/1,037,761.86 = 292,184.04/x
  3. Step 3: Cross multiply
    691,569x = 1,037,761.86 × 292,184.04
  4. Step 4: Simplify right side
    691,569x = 303,217,452,812.71
  5. Step 5: Solve for x
    x = 303,217,452,812.71/691,569
  6. Step 6: Final answer
    x = 438,448.59

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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.