Home / 438,050.49-656,824.23-171,498.93

Finding the Fourth Proportional to 438,050.49, 656,824.23 and 171,498.93

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Solution

The fourth proportional to 438,050.49, 656,824.23 and 171,498.93 is: 257,149.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,050.49 : 656,824.23 = 171,498.93 : x
  2. Step 2: Convert to fraction form
    438,050.49/656,824.23 = 171,498.93/x
  3. Step 3: Cross multiply
    438,050.49x = 656,824.23 × 171,498.93
  4. Step 4: Simplify right side
    438,050.49x = 112,644,652,643.07
  5. Step 5: Solve for x
    x = 112,644,652,643.07/438,050.49
  6. Step 6: Final answer
    x = 257,149.93

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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.