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Finding the Fourth Proportional to 460,907.19, 690,885.72 and 176,520.24

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Solution

The fourth proportional to 460,907.19, 690,885.72 and 176,520.24 is: 264,598.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,907.19 : 690,885.72 = 176,520.24 : x
  2. Step 2: Convert to fraction form
    460,907.19/690,885.72 = 176,520.24/x
  3. Step 3: Cross multiply
    460,907.19x = 690,885.72 × 176,520.24
  4. Step 4: Simplify right side
    460,907.19x = 121,955,313,106.97
  5. Step 5: Solve for x
    x = 121,955,313,106.97/460,907.19
  6. Step 6: Final answer
    x = 264,598.42

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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.