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Finding the Fourth Proportional to 460,036.94, 690,120.21 and 160,473.83

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Solution

The fourth proportional to 460,036.94, 690,120.21 and 160,473.83 is: 240,733.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,036.94 : 690,120.21 = 160,473.83 : x
  2. Step 2: Convert to fraction form
    460,036.94/690,120.21 = 160,473.83/x
  3. Step 3: Cross multiply
    460,036.94x = 690,120.21 × 160,473.83
  4. Step 4: Simplify right side
    460,036.94x = 110,746,233,259.10
  5. Step 5: Solve for x
    x = 110,746,233,259.10/460,036.94
  6. Step 6: Final answer
    x = 240,733.35

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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.