Home / 460,720.01-691,081.57-140,870.68

Finding the Fourth Proportional to 460,720.01, 691,081.57 and 140,870.68

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Solution

The fourth proportional to 460,720.01, 691,081.57 and 140,870.68 is: 211,306.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,720.01 : 691,081.57 = 140,870.68 : x
  2. Step 2: Convert to fraction form
    460,720.01/691,081.57 = 140,870.68/x
  3. Step 3: Cross multiply
    460,720.01x = 691,081.57 × 140,870.68
  4. Step 4: Simplify right side
    460,720.01x = 97,353,130,701.37
  5. Step 5: Solve for x
    x = 97,353,130,701.37/460,720.01
  6. Step 6: Final answer
    x = 211,306.50

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Similar ratio
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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.