Home / 477,975.20-717,070.82-158,126.32

Finding the Fourth Proportional to 477,975.20, 717,070.82 and 158,126.32

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Solution

The fourth proportional to 477,975.20, 717,070.82 and 158,126.32 is: 237,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,975.20 : 717,070.82 = 158,126.32 : x
  2. Step 2: Convert to fraction form
    477,975.20/717,070.82 = 158,126.32/x
  3. Step 3: Cross multiply
    477,975.20x = 717,070.82 × 158,126.32
  4. Step 4: Simplify right side
    477,975.20x = 113,387,767,362.67
  5. Step 5: Solve for x
    x = 113,387,767,362.67/477,975.20
  6. Step 6: Final answer
    x = 237,225.21

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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.