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Finding the Fourth Proportional to 261,293.62, 360,499.80 and 152,373.26

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Solution

The fourth proportional to 261,293.62, 360,499.80 and 152,373.26 is: 210,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,293.62 : 360,499.80 = 152,373.26 : x
  2. Step 2: Convert to fraction form
    261,293.62/360,499.80 = 152,373.26/x
  3. Step 3: Cross multiply
    261,293.62x = 360,499.80 × 152,373.26
  4. Step 4: Simplify right side
    261,293.62x = 54,930,529,755.35
  5. Step 5: Solve for x
    x = 54,930,529,755.35/261,293.62
  6. Step 6: Final answer
    x = 210,225.30

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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.