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Finding the Fourth Proportional to 922,673.07, 1,383,850 and 417,116.47

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Solution

The fourth proportional to 922,673.07, 1,383,850 and 417,116.47 is: 625,602.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,673.07 : 1,383,850 = 417,116.47 : x
  2. Step 2: Convert to fraction form
    922,673.07/1,383,850 = 417,116.47/x
  3. Step 3: Cross multiply
    922,673.07x = 1,383,850 × 417,116.47
  4. Step 4: Simplify right side
    922,673.07x = 577,226,627,009.50
  5. Step 5: Solve for x
    x = 577,226,627,009.50/922,673.07
  6. Step 6: Final answer
    x = 625,602.55

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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.