Home / 1,007,312.40-1,511,079.30-333,148.14

Finding the Fourth Proportional to 1,007,312.40, 1,511,079.30 and 333,148.14

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Solution

The fourth proportional to 1,007,312.40, 1,511,079.30 and 333,148.14 is: 499,758.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,312.40 : 1,511,079.30 = 333,148.14 : x
  2. Step 2: Convert to fraction form
    1,007,312.40/1,511,079.30 = 333,148.14/x
  3. Step 3: Cross multiply
    1,007,312.40x = 1,511,079.30 × 333,148.14
  4. Step 4: Simplify right side
    1,007,312.40x = 503,413,258,187.50
  5. Step 5: Solve for x
    x = 503,413,258,187.50/1,007,312.40
  6. Step 6: Final answer
    x = 499,758.82

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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.