Home / 642,187.48-962,585.94-417,708.33

Finding the Fourth Proportional to 642,187.48, 962,585.94 and 417,708.33

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Solution

The fourth proportional to 642,187.48, 962,585.94 and 417,708.33 is: 626,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,187.48 : 962,585.94 = 417,708.33 : x
  2. Step 2: Convert to fraction form
    642,187.48/962,585.94 = 417,708.33/x
  3. Step 3: Cross multiply
    642,187.48x = 962,585.94 × 417,708.33
  4. Step 4: Simplify right side
    642,187.48x = 402,080,167,522.17
  5. Step 5: Solve for x
    x = 402,080,167,522.17/642,187.48
  6. Step 6: Final answer
    x = 626,110.25

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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.