Home / 955,221.68-1,318,172.64-525,497.24

Finding the Fourth Proportional to 955,221.68, 1,318,172.64 and 525,497.24

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Solution

The fourth proportional to 955,221.68, 1,318,172.64 and 525,497.24 is: 725,167.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,221.68 : 1,318,172.64 = 525,497.24 : x
  2. Step 2: Convert to fraction form
    955,221.68/1,318,172.64 = 525,497.24/x
  3. Step 3: Cross multiply
    955,221.68x = 1,318,172.64 × 525,497.24
  4. Step 4: Simplify right side
    955,221.68x = 692,696,077,572.65
  5. Step 5: Solve for x
    x = 692,696,077,572.65/955,221.68
  6. Step 6: Final answer
    x = 725,167.88

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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.