Home / 624,112.08-861,272.76-337,632.09

Finding the Fourth Proportional to 624,112.08, 861,272.76 and 337,632.09

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Solution

The fourth proportional to 624,112.08, 861,272.76 and 337,632.09 is: 465,931.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,112.08 : 861,272.76 = 337,632.09 : x
  2. Step 2: Convert to fraction form
    624,112.08/861,272.76 = 337,632.09/x
  3. Step 3: Cross multiply
    624,112.08x = 861,272.76 × 337,632.09
  4. Step 4: Simplify right side
    624,112.08x = 290,793,322,018.87
  5. Step 5: Solve for x
    x = 290,793,322,018.87/624,112.08
  6. Step 6: Final answer
    x = 465,931.25

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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.