Home / 473,719.20-653,724.57-258,854.31

Finding the Fourth Proportional to 473,719.20, 653,724.57 and 258,854.31

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Solution

The fourth proportional to 473,719.20, 653,724.57 and 258,854.31 is: 357,214.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,719.20 : 653,724.57 = 258,854.31 : x
  2. Step 2: Convert to fraction form
    473,719.20/653,724.57 = 258,854.31/x
  3. Step 3: Cross multiply
    473,719.20x = 653,724.57 × 258,854.31
  4. Step 4: Simplify right side
    473,719.20x = 169,219,422,497.40
  5. Step 5: Solve for x
    x = 169,219,422,497.40/473,719.20
  6. Step 6: Final answer
    x = 357,214.62

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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.