Home / 941,279.70-1,298,994.66-578,916.48

Finding the Fourth Proportional to 941,279.70, 1,298,994.66 and 578,916.48

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Solution

The fourth proportional to 941,279.70, 1,298,994.66 and 578,916.48 is: 798,922.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,279.70 : 1,298,994.66 = 578,916.48 : x
  2. Step 2: Convert to fraction form
    941,279.70/1,298,994.66 = 578,916.48/x
  3. Step 3: Cross multiply
    941,279.70x = 1,298,994.66 × 578,916.48
  4. Step 4: Simplify right side
    941,279.70x = 752,009,416,106.00
  5. Step 5: Solve for x
    x = 752,009,416,106.00/941,279.70
  6. Step 6: Final answer
    x = 798,922.38

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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.