Home / 877,532.10-1,316,298.15-718,099.80

Finding the Fourth Proportional to 877,532.10, 1,316,298.15 and 718,099.80

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Solution

The fourth proportional to 877,532.10, 1,316,298.15 and 718,099.80 is: 1,077,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,532.10 : 1,316,298.15 = 718,099.80 : x
  2. Step 2: Convert to fraction form
    877,532.10/1,316,298.15 = 718,099.80/x
  3. Step 3: Cross multiply
    877,532.10x = 1,316,298.15 × 718,099.80
  4. Step 4: Simplify right side
    877,532.10x = 945,233,438,255.37
  5. Step 5: Solve for x
    x = 945,233,438,255.37/877,532.10
  6. Step 6: Final answer
    x = 1,077,149.70

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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.