Home / 652,207.60-977,825.40-336,890.80

Finding the Fourth Proportional to 652,207.60, 977,825.40 and 336,890.80

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Solution

The fourth proportional to 652,207.60, 977,825.40 and 336,890.80 is: 505,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,207.60 : 977,825.40 = 336,890.80 : x
  2. Step 2: Convert to fraction form
    652,207.60/977,825.40 = 336,890.80/x
  3. Step 3: Cross multiply
    652,207.60x = 977,825.40 × 336,890.80
  4. Step 4: Simplify right side
    652,207.60x = 329,420,381,266.32
  5. Step 5: Solve for x
    x = 329,420,381,266.32/652,207.60
  6. Step 6: Final answer
    x = 505,085.16

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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.