Home / 716,199.47-1,074,369.37-260,914.47

Finding the Fourth Proportional to 716,199.47, 1,074,369.37 and 260,914.47

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Solution

The fourth proportional to 716,199.47, 1,074,369.37 and 260,914.47 is: 391,397.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,199.47 : 1,074,369.37 = 260,914.47 : x
  2. Step 2: Convert to fraction form
    716,199.47/1,074,369.37 = 260,914.47/x
  3. Step 3: Cross multiply
    716,199.47x = 1,074,369.37 × 260,914.47
  4. Step 4: Simplify right side
    716,199.47x = 280,318,510,565.83
  5. Step 5: Solve for x
    x = 280,318,510,565.83/716,199.47
  6. Step 6: Final answer
    x = 391,397.26

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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.