Home / 930,177.20-1,395,503.40-299,097.20

Finding the Fourth Proportional to 930,177.20, 1,395,503.40 and 299,097.20

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Solution

The fourth proportional to 930,177.20, 1,395,503.40 and 299,097.20 is: 448,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,177.20 : 1,395,503.40 = 299,097.20 : x
  2. Step 2: Convert to fraction form
    930,177.20/1,395,503.40 = 299,097.20/x
  3. Step 3: Cross multiply
    930,177.20x = 1,395,503.40 × 299,097.20
  4. Step 4: Simplify right side
    930,177.20x = 417,391,159,530.48
  5. Step 5: Solve for x
    x = 417,391,159,530.48/930,177.20
  6. Step 6: Final answer
    x = 448,722.20

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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.