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Finding the Fourth Proportional to 240,501.71, 360,033.35 and 145,444.20

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Solution

The fourth proportional to 240,501.71, 360,033.35 and 145,444.20 is: 217,731.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,501.71 : 360,033.35 = 145,444.20 : x
  2. Step 2: Convert to fraction form
    240,501.71/360,033.35 = 145,444.20/x
  3. Step 3: Cross multiply
    240,501.71x = 360,033.35 × 145,444.20
  4. Step 4: Simplify right side
    240,501.71x = 52,364,761,836.85
  5. Step 5: Solve for x
    x = 52,364,761,836.85/240,501.71
  6. Step 6: Final answer
    x = 217,731.35

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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.