Home / 876,895.02-1,210,217.19-729,459.42

Finding the Fourth Proportional to 876,895.02, 1,210,217.19 and 729,459.42

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Solution

The fourth proportional to 876,895.02, 1,210,217.19 and 729,459.42 is: 1,006,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,895.02 : 1,210,217.19 = 729,459.42 : x
  2. Step 2: Convert to fraction form
    876,895.02/1,210,217.19 = 729,459.42/x
  3. Step 3: Cross multiply
    876,895.02x = 1,210,217.19 × 729,459.42
  4. Step 4: Simplify right side
    876,895.02x = 882,804,329,491.43
  5. Step 5: Solve for x
    x = 882,804,329,491.43/876,895.02
  6. Step 6: Final answer
    x = 1,006,738.90

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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.