Home / 1,030,748.28-1,546,220.79-320,585.64

Finding the Fourth Proportional to 1,030,748.28, 1,546,220.79 and 320,585.64

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Solution

The fourth proportional to 1,030,748.28, 1,546,220.79 and 320,585.64 is: 480,909.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,748.28 : 1,546,220.79 = 320,585.64 : x
  2. Step 2: Convert to fraction form
    1,030,748.28/1,546,220.79 = 320,585.64/x
  3. Step 3: Cross multiply
    1,030,748.28x = 1,546,220.79 × 320,585.64
  4. Step 4: Simplify right side
    1,030,748.28x = 495,696,181,543.46
  5. Step 5: Solve for x
    x = 495,696,181,543.46/1,030,748.28
  6. Step 6: Final answer
    x = 480,909.06

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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.