Home / 634,688.78-951,566.61-302,498.06

Finding the Fourth Proportional to 634,688.78, 951,566.61 and 302,498.06

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Solution

The fourth proportional to 634,688.78, 951,566.61 and 302,498.06 is: 453,524.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,688.78 : 951,566.61 = 302,498.06 : x
  2. Step 2: Convert to fraction form
    634,688.78/951,566.61 = 302,498.06/x
  3. Step 3: Cross multiply
    634,688.78x = 951,566.61 × 302,498.06
  4. Step 4: Simplify right side
    634,688.78x = 287,847,053,485.78
  5. Step 5: Solve for x
    x = 287,847,053,485.78/634,688.78
  6. Step 6: Final answer
    x = 453,524.72

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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.