Home / 473,350.14-653,228.55-258,492.78

Finding the Fourth Proportional to 473,350.14, 653,228.55 and 258,492.78

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Solution

The fourth proportional to 473,350.14, 653,228.55 and 258,492.78 is: 356,722.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,350.14 : 653,228.55 = 258,492.78 : x
  2. Step 2: Convert to fraction form
    473,350.14/653,228.55 = 258,492.78/x
  3. Step 3: Cross multiply
    473,350.14x = 653,228.55 × 258,492.78
  4. Step 4: Simplify right side
    473,350.14x = 168,854,863,864.87
  5. Step 5: Solve for x
    x = 168,854,863,864.87/473,350.14
  6. Step 6: Final answer
    x = 356,722.96

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1.5x scale

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.