Home / 652,014.89-977,332.05-219,320.44

Finding the Fourth Proportional to 652,014.89, 977,332.05 and 219,320.44

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Solution

The fourth proportional to 652,014.89, 977,332.05 and 219,320.44 is: 328,748.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,014.89 : 977,332.05 = 219,320.44 : x
  2. Step 2: Convert to fraction form
    652,014.89/977,332.05 = 219,320.44/x
  3. Step 3: Cross multiply
    652,014.89x = 977,332.05 × 219,320.44
  4. Step 4: Simplify right side
    652,014.89x = 214,348,892,788.77
  5. Step 5: Solve for x
    x = 214,348,892,788.77/652,014.89
  6. Step 6: Final answer
    x = 328,748.46

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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.