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Finding the Fourth Proportional to 375,068.16, 562,602.24 and 153,331.20

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Solution

The fourth proportional to 375,068.16, 562,602.24 and 153,331.20 is: 229,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,068.16 : 562,602.24 = 153,331.20 : x
  2. Step 2: Convert to fraction form
    375,068.16/562,602.24 = 153,331.20/x
  3. Step 3: Cross multiply
    375,068.16x = 562,602.24 × 153,331.20
  4. Step 4: Simplify right side
    375,068.16x = 86,264,476,581.89
  5. Step 5: Solve for x
    x = 86,264,476,581.89/375,068.16
  6. Step 6: Final answer
    x = 229,996.80

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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.