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Finding the Fourth Proportional to 380,159.06, 524,412.56 and 244,214.40

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Solution

The fourth proportional to 380,159.06, 524,412.56 and 244,214.40 is: 336,882.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,159.06 : 524,412.56 = 244,214.40 : x
  2. Step 2: Convert to fraction form
    380,159.06/524,412.56 = 244,214.40/x
  3. Step 3: Cross multiply
    380,159.06x = 524,412.56 × 244,214.40
  4. Step 4: Simplify right side
    380,159.06x = 128,069,098,692.86
  5. Step 5: Solve for x
    x = 128,069,098,692.86/380,159.06
  6. Step 6: Final answer
    x = 336,882.93

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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.