Home / 779,732.06-1,170,064.64-716,279.90

Finding the Fourth Proportional to 779,732.06, 1,170,064.64 and 716,279.90

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Solution

The fourth proportional to 779,732.06, 1,170,064.64 and 716,279.90 is: 1,074,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,732.06 : 1,170,064.64 = 716,279.90 : x
  2. Step 2: Convert to fraction form
    779,732.06/1,170,064.64 = 716,279.90/x
  3. Step 3: Cross multiply
    779,732.06x = 1,170,064.64 × 716,279.90
  4. Step 4: Simplify right side
    779,732.06x = 838,093,779,273.11
  5. Step 5: Solve for x
    x = 838,093,779,273.11/779,732.06
  6. Step 6: Final answer
    x = 1,074,848.44

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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.