Home / 960,492.42-1,440,686.46-487,165.38

Finding the Fourth Proportional to 960,492.42, 1,440,686.46 and 487,165.38

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Solution

The fourth proportional to 960,492.42, 1,440,686.46 and 487,165.38 is: 730,721.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,492.42 : 1,440,686.46 = 487,165.38 : x
  2. Step 2: Convert to fraction form
    960,492.42/1,440,686.46 = 487,165.38/x
  3. Step 3: Cross multiply
    960,492.42x = 1,440,686.46 × 487,165.38
  4. Step 4: Simplify right side
    960,492.42x = 701,852,566,746.76
  5. Step 5: Solve for x
    x = 701,852,566,746.76/960,492.42
  6. Step 6: Final answer
    x = 730,721.61

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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.