Home / 732,122.66-1,010,350.38-409,830.86

Finding the Fourth Proportional to 732,122.66, 1,010,350.38 and 409,830.86

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Solution

The fourth proportional to 732,122.66, 1,010,350.38 and 409,830.86 is: 565,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,122.66 : 1,010,350.38 = 409,830.86 : x
  2. Step 2: Convert to fraction form
    732,122.66/1,010,350.38 = 409,830.86/x
  3. Step 3: Cross multiply
    732,122.66x = 1,010,350.38 × 409,830.86
  4. Step 4: Simplify right side
    732,122.66x = 414,072,765,136.73
  5. Step 5: Solve for x
    x = 414,072,765,136.73/732,122.66
  6. Step 6: Final answer
    x = 565,578.40

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1.5x scale

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.