Home / 473,225.14-653,047.28-258,365.20

Finding the Fourth Proportional to 473,225.14, 653,047.28 and 258,365.20

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Solution

The fourth proportional to 473,225.14, 653,047.28 and 258,365.20 is: 356,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,225.14 : 653,047.28 = 258,365.20 : x
  2. Step 2: Convert to fraction form
    473,225.14/653,047.28 = 258,365.20/x
  3. Step 3: Cross multiply
    473,225.14x = 653,047.28 × 258,365.20
  4. Step 4: Simplify right side
    473,225.14x = 168,724,690,631.14
  5. Step 5: Solve for x
    x = 168,724,690,631.14/473,225.14
  6. Step 6: Final answer
    x = 356,542.11

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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.