Home / 1,065,787.67-1,599,819.05-458,876.34

Finding the Fourth Proportional to 1,065,787.67, 1,599,819.05 and 458,876.34

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Solution

The fourth proportional to 1,065,787.67, 1,599,819.05 and 458,876.34 is: 688,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,787.67 : 1,599,819.05 = 458,876.34 : x
  2. Step 2: Convert to fraction form
    1,065,787.67/1,599,819.05 = 458,876.34/x
  3. Step 3: Cross multiply
    1,065,787.67x = 1,599,819.05 × 458,876.34
  4. Step 4: Simplify right side
    1,065,787.67x = 734,119,111,473.47
  5. Step 5: Solve for x
    x = 734,119,111,473.47/1,065,787.67
  6. Step 6: Final answer
    x = 688,804.28

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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.