Home / 877,650.30-1,316,475.45-700,503.30

Finding the Fourth Proportional to 877,650.30, 1,316,475.45 and 700,503.30

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Solution

The fourth proportional to 877,650.30, 1,316,475.45 and 700,503.30 is: 1,050,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,650.30 : 1,316,475.45 = 700,503.30 : x
  2. Step 2: Convert to fraction form
    877,650.30/1,316,475.45 = 700,503.30/x
  3. Step 3: Cross multiply
    877,650.30x = 1,316,475.45 × 700,503.30
  4. Step 4: Simplify right side
    877,650.30x = 922,195,397,093.99
  5. Step 5: Solve for x
    x = 922,195,397,093.99/877,650.30
  6. Step 6: Final answer
    x = 1,050,754.95

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Double scale
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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.