Home / 532,890.90-799,336.35-448,910.10

Finding the Fourth Proportional to 532,890.90, 799,336.35 and 448,910.10

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Solution

The fourth proportional to 532,890.90, 799,336.35 and 448,910.10 is: 673,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,890.90 : 799,336.35 = 448,910.10 : x
  2. Step 2: Convert to fraction form
    532,890.90/799,336.35 = 448,910.10/x
  3. Step 3: Cross multiply
    532,890.90x = 799,336.35 × 448,910.10
  4. Step 4: Simplify right side
    532,890.90x = 358,830,160,812.14
  5. Step 5: Solve for x
    x = 358,830,160,812.14/532,890.90
  6. Step 6: Final answer
    x = 673,365.15

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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.