Home / 873,523.28-1,310,284.52-242,436.90

Finding the Fourth Proportional to 873,523.28, 1,310,284.52 and 242,436.90

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Solution

The fourth proportional to 873,523.28, 1,310,284.52 and 242,436.90 is: 363,655.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,523.28 : 1,310,284.52 = 242,436.90 : x
  2. Step 2: Convert to fraction form
    873,523.28/1,310,284.52 = 242,436.90/x
  3. Step 3: Cross multiply
    873,523.28x = 1,310,284.52 × 242,436.90
  4. Step 4: Simplify right side
    873,523.28x = 317,661,317,146.79
  5. Step 5: Solve for x
    x = 317,661,317,146.79/873,523.28
  6. Step 6: Final answer
    x = 363,655.24

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Double scale
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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.