Home / 768,826.60-1,153,350.12-236,392.34

Finding the Fourth Proportional to 768,826.60, 1,153,350.12 and 236,392.34

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Solution

The fourth proportional to 768,826.60, 1,153,350.12 and 236,392.34 is: 354,622.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,826.60 : 1,153,350.12 = 236,392.34 : x
  2. Step 2: Convert to fraction form
    768,826.60/1,153,350.12 = 236,392.34/x
  3. Step 3: Cross multiply
    768,826.60x = 1,153,350.12 × 236,392.34
  4. Step 4: Simplify right side
    768,826.60x = 272,643,133,706.08
  5. Step 5: Solve for x
    x = 272,643,133,706.08/768,826.60
  6. Step 6: Final answer
    x = 354,622.40

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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.