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Finding the Fourth Proportional to 240,011.40, 360,017.10 and 151,656.60

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Solution

The fourth proportional to 240,011.40, 360,017.10 and 151,656.60 is: 227,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,011.40 : 360,017.10 = 151,656.60 : x
  2. Step 2: Convert to fraction form
    240,011.40/360,017.10 = 151,656.60/x
  3. Step 3: Cross multiply
    240,011.40x = 360,017.10 × 151,656.60
  4. Step 4: Simplify right side
    240,011.40x = 54,598,969,327.86
  5. Step 5: Solve for x
    x = 54,598,969,327.86/240,011.40
  6. Step 6: Final answer
    x = 227,484.90

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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.