Home / 1,225,332.57-1,838,086.74-326,769.60

Finding the Fourth Proportional to 1,225,332.57, 1,838,086.74 and 326,769.60

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Solution

The fourth proportional to 1,225,332.57, 1,838,086.74 and 326,769.60 is: 490,177.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,332.57 : 1,838,086.74 = 326,769.60 : x
  2. Step 2: Convert to fraction form
    1,225,332.57/1,838,086.74 = 326,769.60/x
  3. Step 3: Cross multiply
    1,225,332.57x = 1,838,086.74 × 326,769.60
  4. Step 4: Simplify right side
    1,225,332.57x = 600,630,868,795.10
  5. Step 5: Solve for x
    x = 600,630,868,795.10/1,225,332.57
  6. Step 6: Final answer
    x = 490,177.84

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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.