Home / 1,307,056.60-1,960,705.74-508,398.76

Finding the Fourth Proportional to 1,307,056.60, 1,960,705.74 and 508,398.76

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Solution

The fourth proportional to 1,307,056.60, 1,960,705.74 and 508,398.76 is: 762,645.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,056.60 : 1,960,705.74 = 508,398.76 : x
  2. Step 2: Convert to fraction form
    1,307,056.60/1,960,705.74 = 508,398.76/x
  3. Step 3: Cross multiply
    1,307,056.60x = 1,960,705.74 × 508,398.76
  4. Step 4: Simplify right side
    1,307,056.60x = 996,820,366,940.88
  5. Step 5: Solve for x
    x = 996,820,366,940.88/1,307,056.60
  6. Step 6: Final answer
    x = 762,645.14

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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.