Home / 843,339.60-1,265,009.40-559,904.40

Finding the Fourth Proportional to 843,339.60, 1,265,009.40 and 559,904.40

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Solution

The fourth proportional to 843,339.60, 1,265,009.40 and 559,904.40 is: 839,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,339.60 : 1,265,009.40 = 559,904.40 : x
  2. Step 2: Convert to fraction form
    843,339.60/1,265,009.40 = 559,904.40/x
  3. Step 3: Cross multiply
    843,339.60x = 1,265,009.40 × 559,904.40
  4. Step 4: Simplify right side
    843,339.60x = 708,284,329,101.36
  5. Step 5: Solve for x
    x = 708,284,329,101.36/843,339.60
  6. Step 6: Final answer
    x = 839,856.60

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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.