Home / 888,402.06-1,225,994.72-480,503.79

Finding the Fourth Proportional to 888,402.06, 1,225,994.72 and 480,503.79

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Solution

The fourth proportional to 888,402.06, 1,225,994.72 and 480,503.79 is: 663,095.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,402.06 : 1,225,994.72 = 480,503.79 : x
  2. Step 2: Convert to fraction form
    888,402.06/1,225,994.72 = 480,503.79/x
  3. Step 3: Cross multiply
    888,402.06x = 1,225,994.72 × 480,503.79
  4. Step 4: Simplify right side
    888,402.06x = 589,095,107,077.47
  5. Step 5: Solve for x
    x = 589,095,107,077.47/888,402.06
  6. Step 6: Final answer
    x = 663,095.16

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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.