Home / 716,431-1,074,417.68-236,569.48

Finding the Fourth Proportional to 716,431, 1,074,417.68 and 236,569.48

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Solution

The fourth proportional to 716,431, 1,074,417.68 and 236,569.48 is: 354,778.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,431 : 1,074,417.68 = 236,569.48 : x
  2. Step 2: Convert to fraction form
    716,431/1,074,417.68 = 236,569.48/x
  3. Step 3: Cross multiply
    716,431x = 1,074,417.68 × 236,569.48
  4. Step 4: Simplify right side
    716,431x = 254,174,431,860.41
  5. Step 5: Solve for x
    x = 254,174,431,860.41/716,431
  6. Step 6: Final answer
    x = 354,778.66

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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.