Home / 457,288.02-684,703.23-372,701.46

Finding the Fourth Proportional to 457,288.02, 684,703.23 and 372,701.46

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Solution

The fourth proportional to 457,288.02, 684,703.23 and 372,701.46 is: 558,050.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,288.02 : 684,703.23 = 372,701.46 : x
  2. Step 2: Convert to fraction form
    457,288.02/684,703.23 = 372,701.46/x
  3. Step 3: Cross multiply
    457,288.02x = 684,703.23 × 372,701.46
  4. Step 4: Simplify right side
    457,288.02x = 255,189,893,487.72
  5. Step 5: Solve for x
    x = 255,189,893,487.72/457,288.02
  6. Step 6: Final answer
    x = 558,050.69

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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.