Home / 833,869.60-1,251,072.24-272,776.48

Finding the Fourth Proportional to 833,869.60, 1,251,072.24 and 272,776.48

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Solution

The fourth proportional to 833,869.60, 1,251,072.24 and 272,776.48 is: 409,252.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,869.60 : 1,251,072.24 = 272,776.48 : x
  2. Step 2: Convert to fraction form
    833,869.60/1,251,072.24 = 272,776.48/x
  3. Step 3: Cross multiply
    833,869.60x = 1,251,072.24 × 272,776.48
  4. Step 4: Simplify right side
    833,869.60x = 341,263,081,852.92
  5. Step 5: Solve for x
    x = 341,263,081,852.92/833,869.60
  6. Step 6: Final answer
    x = 409,252.34

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1.5x scale

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.