Home / 453,110.50-679,241.10-153,381.34

Finding the Fourth Proportional to 453,110.50, 679,241.10 and 153,381.34

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Solution

The fourth proportional to 453,110.50, 679,241.10 and 153,381.34 is: 229,928.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,110.50 : 679,241.10 = 153,381.34 : x
  2. Step 2: Convert to fraction form
    453,110.50/679,241.10 = 153,381.34/x
  3. Step 3: Cross multiply
    453,110.50x = 679,241.10 × 153,381.34
  4. Step 4: Simplify right side
    453,110.50x = 104,182,908,402.97
  5. Step 5: Solve for x
    x = 104,182,908,402.97/453,110.50
  6. Step 6: Final answer
    x = 229,928.26

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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.