Home / 960,756.20-1,325,820.43-525,154

Finding the Fourth Proportional to 960,756.20, 1,325,820.43 and 525,154

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Solution

The fourth proportional to 960,756.20, 1,325,820.43 and 525,154 is: 724,699.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,756.20 : 1,325,820.43 = 525,154 : x
  2. Step 2: Convert to fraction form
    960,756.20/1,325,820.43 = 525,154/x
  3. Step 3: Cross multiply
    960,756.20x = 1,325,820.43 × 525,154
  4. Step 4: Simplify right side
    960,756.20x = 696,259,902,096.22
  5. Step 5: Solve for x
    x = 696,259,902,096.22/960,756.20
  6. Step 6: Final answer
    x = 724,699.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.