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Finding the Fourth Proportional to 292,901.80, 439,871.10 and 226,503.40

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Solution

The fourth proportional to 292,901.80, 439,871.10 and 226,503.40 is: 340,155.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,901.80 : 439,871.10 = 226,503.40 : x
  2. Step 2: Convert to fraction form
    292,901.80/439,871.10 = 226,503.40/x
  3. Step 3: Cross multiply
    292,901.80x = 439,871.10 × 226,503.40
  4. Step 4: Simplify right side
    292,901.80x = 99,632,299,711.74
  5. Step 5: Solve for x
    x = 99,632,299,711.74/292,901.80
  6. Step 6: Final answer
    x = 340,155.98

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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.