Home / 460,186.48-690,048.74-268,123.08

Finding the Fourth Proportional to 460,186.48, 690,048.74 and 268,123.08

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Solution

The fourth proportional to 460,186.48, 690,048.74 and 268,123.08 is: 402,050.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,186.48 : 690,048.74 = 268,123.08 : x
  2. Step 2: Convert to fraction form
    460,186.48/690,048.74 = 268,123.08/x
  3. Step 3: Cross multiply
    460,186.48x = 690,048.74 × 268,123.08
  4. Step 4: Simplify right side
    460,186.48x = 185,017,991,387.19
  5. Step 5: Solve for x
    x = 185,017,991,387.19/460,186.48
  6. Step 6: Final answer
    x = 402,050.04

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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.