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Finding the Fourth Proportional to 259,607.88, 358,263 and 146,432.88

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Solution

The fourth proportional to 259,607.88, 358,263 and 146,432.88 is: 202,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,607.88 : 358,263 = 146,432.88 : x
  2. Step 2: Convert to fraction form
    259,607.88/358,263 = 146,432.88/x
  3. Step 3: Cross multiply
    259,607.88x = 358,263 × 146,432.88
  4. Step 4: Simplify right side
    259,607.88x = 52,461,482,887.44
  5. Step 5: Solve for x
    x = 52,461,482,887.44/259,607.88
  6. Step 6: Final answer
    x = 202,079.70

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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.