Home / 460,013.60-690,161.59-235,531.65

Finding the Fourth Proportional to 460,013.60, 690,161.59 and 235,531.65

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Solution

The fourth proportional to 460,013.60, 690,161.59 and 235,531.65 is: 353,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,013.60 : 690,161.59 = 235,531.65 : x
  2. Step 2: Convert to fraction form
    460,013.60/690,161.59 = 235,531.65/x
  3. Step 3: Cross multiply
    460,013.60x = 690,161.59 × 235,531.65
  4. Step 4: Simplify right side
    460,013.60x = 162,554,898,059.32
  5. Step 5: Solve for x
    x = 162,554,898,059.32/460,013.60
  6. Step 6: Final answer
    x = 353,369.77

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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.