Home / 889,314.86-1,226,947.83-502,081.94

Finding the Fourth Proportional to 889,314.86, 1,226,947.83 and 502,081.94

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Solution

The fourth proportional to 889,314.86, 1,226,947.83 and 502,081.94 is: 692,699.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,314.86 : 1,226,947.83 = 502,081.94 : x
  2. Step 2: Convert to fraction form
    889,314.86/1,226,947.83 = 502,081.94/x
  3. Step 3: Cross multiply
    889,314.86x = 1,226,947.83 × 502,081.94
  4. Step 4: Simplify right side
    889,314.86x = 616,028,346,765.19
  5. Step 5: Solve for x
    x = 616,028,346,765.19/889,314.86
  6. Step 6: Final answer
    x = 692,699.94

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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.