Home / 766,619.06-1,148,657.35-466,190.87

Finding the Fourth Proportional to 766,619.06, 1,148,657.35 and 466,190.87

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Solution

The fourth proportional to 766,619.06, 1,148,657.35 and 466,190.87 is: 698,513.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,619.06 : 1,148,657.35 = 466,190.87 : x
  2. Step 2: Convert to fraction form
    766,619.06/1,148,657.35 = 466,190.87/x
  3. Step 3: Cross multiply
    766,619.06x = 1,148,657.35 × 466,190.87
  4. Step 4: Simplify right side
    766,619.06x = 535,493,569,328.40
  5. Step 5: Solve for x
    x = 535,493,569,328.40/766,619.06
  6. Step 6: Final answer
    x = 698,513.25

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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.