Home / 731,680.40-1,095,965.40-607,264.40

Finding the Fourth Proportional to 731,680.40, 1,095,965.40 and 607,264.40

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Solution

The fourth proportional to 731,680.40, 1,095,965.40 and 607,264.40 is: 909,605.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,680.40 : 1,095,965.40 = 607,264.40 : x
  2. Step 2: Convert to fraction form
    731,680.40/1,095,965.40 = 607,264.40/x
  3. Step 3: Cross multiply
    731,680.40x = 1,095,965.40 × 607,264.40
  4. Step 4: Simplify right side
    731,680.40x = 665,540,771,051.76
  5. Step 5: Solve for x
    x = 665,540,771,051.76/731,680.40
  6. Step 6: Final answer
    x = 909,605.85

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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.