Home / 1,307,496.60-1,960,856.10-508,318.20

Finding the Fourth Proportional to 1,307,496.60, 1,960,856.10 and 508,318.20

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Solution

The fourth proportional to 1,307,496.60, 1,960,856.10 and 508,318.20 is: 762,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,496.60 : 1,960,856.10 = 508,318.20 : x
  2. Step 2: Convert to fraction form
    1,307,496.60/1,960,856.10 = 508,318.20/x
  3. Step 3: Cross multiply
    1,307,496.60x = 1,960,856.10 × 508,318.20
  4. Step 4: Simplify right side
    1,307,496.60x = 996,738,843,211.02
  5. Step 5: Solve for x
    x = 996,738,843,211.02/1,307,496.60
  6. Step 6: Final answer
    x = 762,326.15

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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.