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Finding the Fourth Proportional to 558,472.32, 838,058.40 and 226,048.32

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Solution

The fourth proportional to 558,472.32, 838,058.40 and 226,048.32 is: 339,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,472.32 : 838,058.40 = 226,048.32 : x
  2. Step 2: Convert to fraction form
    558,472.32/838,058.40 = 226,048.32/x
  3. Step 3: Cross multiply
    558,472.32x = 838,058.40 × 226,048.32
  4. Step 4: Simplify right side
    558,472.32x = 189,441,693,381.89
  5. Step 5: Solve for x
    x = 189,441,693,381.89/558,472.32
  6. Step 6: Final answer
    x = 339,214.11

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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.