Home / 334,548.30-501,656.40-121,307.70

Finding the Fourth Proportional to 334,548.30, 501,656.40 and 121,307.70

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Solution

The fourth proportional to 334,548.30, 501,656.40 and 121,307.70 is: 181,901.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,548.30 : 501,656.40 = 121,307.70 : x
  2. Step 2: Convert to fraction form
    334,548.30/501,656.40 = 121,307.70/x
  3. Step 3: Cross multiply
    334,548.30x = 501,656.40 × 121,307.70
  4. Step 4: Simplify right side
    334,548.30x = 60,854,784,074.28
  5. Step 5: Solve for x
    x = 60,854,784,074.28/334,548.30
  6. Step 6: Final answer
    x = 181,901.34

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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.