Home / 763,736.60-1,146,828.90-607,266.20

Finding the Fourth Proportional to 763,736.60, 1,146,828.90 and 607,266.20

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Solution

The fourth proportional to 763,736.60, 1,146,828.90 and 607,266.20 is: 911,872.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,736.60 : 1,146,828.90 = 607,266.20 : x
  2. Step 2: Convert to fraction form
    763,736.60/1,146,828.90 = 607,266.20/x
  3. Step 3: Cross multiply
    763,736.60x = 1,146,828.90 × 607,266.20
  4. Step 4: Simplify right side
    763,736.60x = 696,430,428,153.18
  5. Step 5: Solve for x
    x = 696,430,428,153.18/763,736.60
  6. Step 6: Final answer
    x = 911,872.53

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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.