Home / 953,217.99-1,429,826.38-279,298.89

Finding the Fourth Proportional to 953,217.99, 1,429,826.38 and 279,298.89

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Solution

The fourth proportional to 953,217.99, 1,429,826.38 and 279,298.89 is: 418,948.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,217.99 : 1,429,826.38 = 279,298.89 : x
  2. Step 2: Convert to fraction form
    953,217.99/1,429,826.38 = 279,298.89/x
  3. Step 3: Cross multiply
    953,217.99x = 1,429,826.38 × 279,298.89
  4. Step 4: Simplify right side
    953,217.99x = 399,348,920,128.47
  5. Step 5: Solve for x
    x = 399,348,920,128.47/953,217.99
  6. Step 6: Final answer
    x = 418,948.16

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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.