Home / 779,270.40-1,168,905.60-732,031.20

Finding the Fourth Proportional to 779,270.40, 1,168,905.60 and 732,031.20

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Solution

The fourth proportional to 779,270.40, 1,168,905.60 and 732,031.20 is: 1,098,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,270.40 : 1,168,905.60 = 732,031.20 : x
  2. Step 2: Convert to fraction form
    779,270.40/1,168,905.60 = 732,031.20/x
  3. Step 3: Cross multiply
    779,270.40x = 1,168,905.60 × 732,031.20
  4. Step 4: Simplify right side
    779,270.40x = 855,675,369,054.72
  5. Step 5: Solve for x
    x = 855,675,369,054.72/779,270.40
  6. Step 6: Final answer
    x = 1,098,046.80

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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.