Home / 753,042.44-1,039,199.88-413,532.20

Finding the Fourth Proportional to 753,042.44, 1,039,199.88 and 413,532.20

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Solution

The fourth proportional to 753,042.44, 1,039,199.88 and 413,532.20 is: 570,675.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,042.44 : 1,039,199.88 = 413,532.20 : x
  2. Step 2: Convert to fraction form
    753,042.44/1,039,199.88 = 413,532.20/x
  3. Step 3: Cross multiply
    753,042.44x = 1,039,199.88 × 413,532.20
  4. Step 4: Simplify right side
    753,042.44x = 429,742,612,616.14
  5. Step 5: Solve for x
    x = 429,742,612,616.14/753,042.44
  6. Step 6: Final answer
    x = 570,675.16

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Double scale
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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.