Home / 758,465.46-1,046,593.17-418,913.46

Finding the Fourth Proportional to 758,465.46, 1,046,593.17 and 418,913.46

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Solution

The fourth proportional to 758,465.46, 1,046,593.17 and 418,913.46 is: 578,051.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,465.46 : 1,046,593.17 = 418,913.46 : x
  2. Step 2: Convert to fraction form
    758,465.46/1,046,593.17 = 418,913.46/x
  3. Step 3: Cross multiply
    758,465.46x = 1,046,593.17 × 418,913.46
  4. Step 4: Simplify right side
    758,465.46x = 438,431,966,057.07
  5. Step 5: Solve for x
    x = 438,431,966,057.07/758,465.46
  6. Step 6: Final answer
    x = 578,051.33

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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.