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Finding the Fourth Proportional to 652,205.50, 899,588.28 and 630,259

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Solution

The fourth proportional to 652,205.50, 899,588.28 and 630,259 is: 869,317.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,205.50 : 899,588.28 = 630,259 : x
  2. Step 2: Convert to fraction form
    652,205.50/899,588.28 = 630,259/x
  3. Step 3: Cross multiply
    652,205.50x = 899,588.28 × 630,259
  4. Step 4: Simplify right side
    652,205.50x = 566,973,609,764.52
  5. Step 5: Solve for x
    x = 566,973,609,764.52/652,205.50
  6. Step 6: Final answer
    x = 869,317.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.