Home / 928,473.65-1,392,591.86-359,465.46

Finding the Fourth Proportional to 928,473.65, 1,392,591.86 and 359,465.46

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Solution

The fourth proportional to 928,473.65, 1,392,591.86 and 359,465.46 is: 539,152.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,473.65 : 1,392,591.86 = 359,465.46 : x
  2. Step 2: Convert to fraction form
    928,473.65/1,392,591.86 = 359,465.46/x
  3. Step 3: Cross multiply
    928,473.65x = 1,392,591.86 × 359,465.46
  4. Step 4: Simplify right side
    928,473.65x = 500,588,667,875.60
  5. Step 5: Solve for x
    x = 500,588,667,875.60/928,473.65
  6. Step 6: Final answer
    x = 539,152.26

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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.