Home / 955,412.32-1,432,887.60-281,310.16

Finding the Fourth Proportional to 955,412.32, 1,432,887.60 and 281,310.16

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Solution

The fourth proportional to 955,412.32, 1,432,887.60 and 281,310.16 is: 421,897.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,412.32 : 1,432,887.60 = 281,310.16 : x
  2. Step 2: Convert to fraction form
    955,412.32/1,432,887.60 = 281,310.16/x
  3. Step 3: Cross multiply
    955,412.32x = 1,432,887.60 × 281,310.16
  4. Step 4: Simplify right side
    955,412.32x = 403,085,840,018.02
  5. Step 5: Solve for x
    x = 403,085,840,018.02/955,412.32
  6. Step 6: Final answer
    x = 421,897.26

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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.