Home / 372,006.72-513,419.04-238,259.52

Finding the Fourth Proportional to 372,006.72, 513,419.04 and 238,259.52

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Solution

The fourth proportional to 372,006.72, 513,419.04 and 238,259.52 is: 328,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,006.72 : 513,419.04 = 238,259.52 : x
  2. Step 2: Convert to fraction form
    372,006.72/513,419.04 = 238,259.52/x
  3. Step 3: Cross multiply
    372,006.72x = 513,419.04 × 238,259.52
  4. Step 4: Simplify right side
    372,006.72x = 122,326,974,029.26
  5. Step 5: Solve for x
    x = 122,326,974,029.26/372,006.72
  6. Step 6: Final answer
    x = 328,830.01

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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.