Home / 473,479.48-653,397.80-258,619.68

Finding the Fourth Proportional to 473,479.48, 653,397.80 and 258,619.68

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Solution

The fourth proportional to 473,479.48, 653,397.80 and 258,619.68 is: 356,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,479.48 : 653,397.80 = 258,619.68 : x
  2. Step 2: Convert to fraction form
    473,479.48/653,397.80 = 258,619.68/x
  3. Step 3: Cross multiply
    473,479.48x = 653,397.80 × 258,619.68
  4. Step 4: Simplify right side
    473,479.48x = 168,981,529,948.70
  5. Step 5: Solve for x
    x = 168,981,529,948.70/473,479.48
  6. Step 6: Final answer
    x = 356,893.04

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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.