Home / 292,280.14-438,432.97-92,615.24

Finding the Fourth Proportional to 292,280.14, 438,432.97 and 92,615.24

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Solution

The fourth proportional to 292,280.14, 438,432.97 and 92,615.24 is: 138,926.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,280.14 : 438,432.97 = 92,615.24 : x
  2. Step 2: Convert to fraction form
    292,280.14/438,432.97 = 92,615.24/x
  3. Step 3: Cross multiply
    292,280.14x = 438,432.97 × 92,615.24
  4. Step 4: Simplify right side
    292,280.14x = 40,605,574,740.46
  5. Step 5: Solve for x
    x = 40,605,574,740.46/292,280.14
  6. Step 6: Final answer
    x = 138,926.90

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1.5x scale

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.