Home / 1,016,312.32-1,524,532.16-342,338.24

Finding the Fourth Proportional to 1,016,312.32, 1,524,532.16 and 342,338.24

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Solution

The fourth proportional to 1,016,312.32, 1,524,532.16 and 342,338.24 is: 513,528.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,312.32 : 1,524,532.16 = 342,338.24 : x
  2. Step 2: Convert to fraction form
    1,016,312.32/1,524,532.16 = 342,338.24/x
  3. Step 3: Cross multiply
    1,016,312.32x = 1,524,532.16 × 342,338.24
  4. Step 4: Simplify right side
    1,016,312.32x = 521,905,656,477.80
  5. Step 5: Solve for x
    x = 521,905,656,477.80/1,016,312.32
  6. Step 6: Final answer
    x = 513,528.81

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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.