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Finding the Fourth Proportional to 362,017.10, 542,303.94 and 282,760.22

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Solution

The fourth proportional to 362,017.10, 542,303.94 and 282,760.22 is: 423,576.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,017.10 : 542,303.94 = 282,760.22 : x
  2. Step 2: Convert to fraction form
    362,017.10/542,303.94 = 282,760.22/x
  3. Step 3: Cross multiply
    362,017.10x = 542,303.94 × 282,760.22
  4. Step 4: Simplify right side
    362,017.10x = 153,341,981,381.27
  5. Step 5: Solve for x
    x = 153,341,981,381.27/362,017.10
  6. Step 6: Final answer
    x = 423,576.62

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1.5x scale

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.