Home / 830,423.22-1,244,667.06-381,191.52

Finding the Fourth Proportional to 830,423.22, 1,244,667.06 and 381,191.52

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Solution

The fourth proportional to 830,423.22, 1,244,667.06 and 381,191.52 is: 571,343.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,423.22 : 1,244,667.06 = 381,191.52 : x
  2. Step 2: Convert to fraction form
    830,423.22/1,244,667.06 = 381,191.52/x
  3. Step 3: Cross multiply
    830,423.22x = 1,244,667.06 × 381,191.52
  4. Step 4: Simplify right side
    830,423.22x = 474,456,528,495.33
  5. Step 5: Solve for x
    x = 474,456,528,495.33/830,423.22
  6. Step 6: Final answer
    x = 571,343.04

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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.