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Finding the Fourth Proportional to 532,888.75, 735,714.54 and 342,238.24

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Solution

The fourth proportional to 532,888.75, 735,714.54 and 342,238.24 is: 472,499.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,888.75 : 735,714.54 = 342,238.24 : x
  2. Step 2: Convert to fraction form
    532,888.75/735,714.54 = 342,238.24/x
  3. Step 3: Cross multiply
    532,888.75x = 735,714.54 × 342,238.24
  4. Step 4: Simplify right side
    532,888.75x = 251,789,649,312.01
  5. Step 5: Solve for x
    x = 251,789,649,312.01/532,888.75
  6. Step 6: Final answer
    x = 472,499.47

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Double scale
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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.