Home / 460,035-690,139.66-160,601.08

Finding the Fourth Proportional to 460,035, 690,139.66 and 160,601.08

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Solution

The fourth proportional to 460,035, 690,139.66 and 160,601.08 is: 240,932.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,035 : 690,139.66 = 160,601.08 : x
  2. Step 2: Convert to fraction form
    460,035/690,139.66 = 160,601.08/x
  3. Step 3: Cross multiply
    460,035x = 690,139.66 × 160,601.08
  4. Step 4: Simplify right side
    460,035x = 110,837,174,746.83
  5. Step 5: Solve for x
    x = 110,837,174,746.83/460,035
  6. Step 6: Final answer
    x = 240,932.05

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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.