Home / 960,669.14-1,440,976.38-286,756.02

Finding the Fourth Proportional to 960,669.14, 1,440,976.38 and 286,756.02

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Solution

The fourth proportional to 960,669.14, 1,440,976.38 and 286,756.02 is: 430,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,669.14 : 1,440,976.38 = 286,756.02 : x
  2. Step 2: Convert to fraction form
    960,669.14/1,440,976.38 = 286,756.02/x
  3. Step 3: Cross multiply
    960,669.14x = 1,440,976.38 × 286,756.02
  4. Step 4: Simplify right side
    960,669.14x = 413,208,651,642.81
  5. Step 5: Solve for x
    x = 413,208,651,642.81/960,669.14
  6. Step 6: Final answer
    x = 430,125.87

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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.