Home / 396,319.13-594,353.80-130,017.59

Finding the Fourth Proportional to 396,319.13, 594,353.80 and 130,017.59

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Solution

The fourth proportional to 396,319.13, 594,353.80 and 130,017.59 is: 194,985.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,319.13 : 594,353.80 = 130,017.59 : x
  2. Step 2: Convert to fraction form
    396,319.13/594,353.80 = 130,017.59/x
  3. Step 3: Cross multiply
    396,319.13x = 594,353.80 × 130,017.59
  4. Step 4: Simplify right side
    396,319.13x = 77,276,448,683.34
  5. Step 5: Solve for x
    x = 77,276,448,683.34/396,319.13
  6. Step 6: Final answer
    x = 194,985.41

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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.