Home / 730,314.15-1,007,814.92-408,026.67

Finding the Fourth Proportional to 730,314.15, 1,007,814.92 and 408,026.67

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Solution

The fourth proportional to 730,314.15, 1,007,814.92 and 408,026.67 is: 563,066.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,314.15 : 1,007,814.92 = 408,026.67 : x
  2. Step 2: Convert to fraction form
    730,314.15/1,007,814.92 = 408,026.67/x
  3. Step 3: Cross multiply
    730,314.15x = 1,007,814.92 × 408,026.67
  4. Step 4: Simplify right side
    730,314.15x = 411,215,363,743.78
  5. Step 5: Solve for x
    x = 411,215,363,743.78/730,314.15
  6. Step 6: Final answer
    x = 563,066.41

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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.