Home / 877,963.68-1,316,926.88-404,649.04

Finding the Fourth Proportional to 877,963.68, 1,316,926.88 and 404,649.04

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Solution

The fourth proportional to 877,963.68, 1,316,926.88 and 404,649.04 is: 606,964.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,963.68 : 1,316,926.88 = 404,649.04 : x
  2. Step 2: Convert to fraction form
    877,963.68/1,316,926.88 = 404,649.04/x
  3. Step 3: Cross multiply
    877,963.68x = 1,316,926.88 × 404,649.04
  4. Step 4: Simplify right side
    877,963.68x = 532,893,197,742.20
  5. Step 5: Solve for x
    x = 532,893,197,742.20/877,963.68
  6. Step 6: Final answer
    x = 606,964.97

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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.