Home / 634,808.55-951,711.80-314,739.74

Finding the Fourth Proportional to 634,808.55, 951,711.80 and 314,739.74

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Solution

The fourth proportional to 634,808.55, 951,711.80 and 314,739.74 is: 471,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,808.55 : 951,711.80 = 314,739.74 : x
  2. Step 2: Convert to fraction form
    634,808.55/951,711.80 = 314,739.74/x
  3. Step 3: Cross multiply
    634,808.55x = 951,711.80 × 314,739.74
  4. Step 4: Simplify right side
    634,808.55x = 299,541,525,292.51
  5. Step 5: Solve for x
    x = 299,541,525,292.51/634,808.55
  6. Step 6: Final answer
    x = 471,861.20

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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.