Home / 401,822.64-602,714.48-149,152.38

Finding the Fourth Proportional to 401,822.64, 602,714.48 and 149,152.38

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Solution

The fourth proportional to 401,822.64, 602,714.48 and 149,152.38 is: 223,721.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,822.64 : 602,714.48 = 149,152.38 : x
  2. Step 2: Convert to fraction form
    401,822.64/602,714.48 = 149,152.38/x
  3. Step 3: Cross multiply
    401,822.64x = 602,714.48 × 149,152.38
  4. Step 4: Simplify right side
    401,822.64x = 89,896,299,152.46
  5. Step 5: Solve for x
    x = 89,896,299,152.46/401,822.64
  6. Step 6: Final answer
    x = 223,721.34

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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.