Home / 460,130.87-690,362.39-160,655.57

Finding the Fourth Proportional to 460,130.87, 690,362.39 and 160,655.57

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Solution

The fourth proportional to 460,130.87, 690,362.39 and 160,655.57 is: 241,041.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,130.87 : 690,362.39 = 160,655.57 : x
  2. Step 2: Convert to fraction form
    460,130.87/690,362.39 = 160,655.57/x
  3. Step 3: Cross multiply
    460,130.87x = 690,362.39 × 160,655.57
  4. Step 4: Simplify right side
    460,130.87x = 110,910,561,320.10
  5. Step 5: Solve for x
    x = 110,910,561,320.10/460,130.87
  6. Step 6: Final answer
    x = 241,041.34

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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.