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Finding the Fourth Proportional to 502,605.12, 753,908.16 and 236,170.24

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Solution

The fourth proportional to 502,605.12, 753,908.16 and 236,170.24 is: 354,255.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,605.12 : 753,908.16 = 236,170.24 : x
  2. Step 2: Convert to fraction form
    502,605.12/753,908.16 = 236,170.24/x
  3. Step 3: Cross multiply
    502,605.12x = 753,908.16 × 236,170.24
  4. Step 4: Simplify right side
    502,605.12x = 178,050,671,085.16
  5. Step 5: Solve for x
    x = 178,050,671,085.16/502,605.12
  6. Step 6: Final answer
    x = 354,255.59

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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.