Home / 867,146.24-1,196,631.28-479,962.41

Finding the Fourth Proportional to 867,146.24, 1,196,631.28 and 479,962.41

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Solution

The fourth proportional to 867,146.24, 1,196,631.28 and 479,962.41 is: 662,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,146.24 : 1,196,631.28 = 479,962.41 : x
  2. Step 2: Convert to fraction form
    867,146.24/1,196,631.28 = 479,962.41/x
  3. Step 3: Cross multiply
    867,146.24x = 1,196,631.28 × 479,962.41
  4. Step 4: Simplify right side
    867,146.24x = 574,338,031,830.28
  5. Step 5: Solve for x
    x = 574,338,031,830.28/867,146.24
  6. Step 6: Final answer
    x = 662,331.22

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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.