Home / 875,315.26-1,311,868.44-469,501.02

Finding the Fourth Proportional to 875,315.26, 1,311,868.44 and 469,501.02

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Solution

The fourth proportional to 875,315.26, 1,311,868.44 and 469,501.02 is: 703,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,315.26 : 1,311,868.44 = 469,501.02 : x
  2. Step 2: Convert to fraction form
    875,315.26/1,311,868.44 = 469,501.02/x
  3. Step 3: Cross multiply
    875,315.26x = 1,311,868.44 × 469,501.02
  4. Step 4: Simplify right side
    875,315.26x = 615,923,570,685.81
  5. Step 5: Solve for x
    x = 615,923,570,685.81/875,315.26
  6. Step 6: Final answer
    x = 703,659.13

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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.