Home / 452,162.79-678,572.25-364,475.02

Finding the Fourth Proportional to 452,162.79, 678,572.25 and 364,475.02

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Solution

The fourth proportional to 452,162.79, 678,572.25 and 364,475.02 is: 546,976.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,162.79 : 678,572.25 = 364,475.02 : x
  2. Step 2: Convert to fraction form
    452,162.79/678,572.25 = 364,475.02/x
  3. Step 3: Cross multiply
    452,162.79x = 678,572.25 × 364,475.02
  4. Step 4: Simplify right side
    452,162.79x = 247,322,634,390.20
  5. Step 5: Solve for x
    x = 247,322,634,390.20/452,162.79
  6. Step 6: Final answer
    x = 546,976.98

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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.