Home / 757,565.55-1,136,621.70-469,041.48

Finding the Fourth Proportional to 757,565.55, 1,136,621.70 and 469,041.48

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Solution

The fourth proportional to 757,565.55, 1,136,621.70 and 469,041.48 is: 703,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,565.55 : 1,136,621.70 = 469,041.48 : x
  2. Step 2: Convert to fraction form
    757,565.55/1,136,621.70 = 469,041.48/x
  3. Step 3: Cross multiply
    757,565.55x = 1,136,621.70 × 469,041.48
  4. Step 4: Simplify right side
    757,565.55x = 533,122,724,368.12
  5. Step 5: Solve for x
    x = 533,122,724,368.12/757,565.55
  6. Step 6: Final answer
    x = 703,731.48

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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.