Home / 634,686.78-951,563.61-302,496.06

Finding the Fourth Proportional to 634,686.78, 951,563.61 and 302,496.06

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Solution

The fourth proportional to 634,686.78, 951,563.61 and 302,496.06 is: 453,521.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,686.78 : 951,563.61 = 302,496.06 : x
  2. Step 2: Convert to fraction form
    634,686.78/951,563.61 = 302,496.06/x
  3. Step 3: Cross multiply
    634,686.78x = 951,563.61 × 302,496.06
  4. Step 4: Simplify right side
    634,686.78x = 287,844,242,864.38
  5. Step 5: Solve for x
    x = 287,844,242,864.38/634,686.78
  6. Step 6: Final answer
    x = 453,521.72

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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.