Home / 690,854.02-1,036,318.02-217,576.24

Finding the Fourth Proportional to 690,854.02, 1,036,318.02 and 217,576.24

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Solution

The fourth proportional to 690,854.02, 1,036,318.02 and 217,576.24 is: 326,376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,854.02 : 1,036,318.02 = 217,576.24 : x
  2. Step 2: Convert to fraction form
    690,854.02/1,036,318.02 = 217,576.24/x
  3. Step 3: Cross multiply
    690,854.02x = 1,036,318.02 × 217,576.24
  4. Step 4: Simplify right side
    690,854.02x = 225,478,178,235.85
  5. Step 5: Solve for x
    x = 225,478,178,235.85/690,854.02
  6. Step 6: Final answer
    x = 326,376.01

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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.