Home / 740,052.32-1,109,184.54-360,404.15

Finding the Fourth Proportional to 740,052.32, 1,109,184.54 and 360,404.15

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Solution

The fourth proportional to 740,052.32, 1,109,184.54 and 360,404.15 is: 540,170.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,052.32 : 1,109,184.54 = 360,404.15 : x
  2. Step 2: Convert to fraction form
    740,052.32/1,109,184.54 = 360,404.15/x
  3. Step 3: Cross multiply
    740,052.32x = 1,109,184.54 × 360,404.15
  4. Step 4: Simplify right side
    740,052.32x = 399,754,711,331.84
  5. Step 5: Solve for x
    x = 399,754,711,331.84/740,052.32
  6. Step 6: Final answer
    x = 540,170.88

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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.