Home / 532,719.40-799,079.10-448,738.60

Finding the Fourth Proportional to 532,719.40, 799,079.10 and 448,738.60

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Solution

The fourth proportional to 532,719.40, 799,079.10 and 448,738.60 is: 673,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,719.40 : 799,079.10 = 448,738.60 : x
  2. Step 2: Convert to fraction form
    532,719.40/799,079.10 = 448,738.60/x
  3. Step 3: Cross multiply
    532,719.40x = 799,079.10 × 448,738.60
  4. Step 4: Simplify right side
    532,719.40x = 358,577,636,623.26
  5. Step 5: Solve for x
    x = 358,577,636,623.26/532,719.40
  6. Step 6: Final answer
    x = 673,107.90

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Double scale
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Similar ratio
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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.