Home / 456,845.25-630,732.42-293,567.88

Finding the Fourth Proportional to 456,845.25, 630,732.42 and 293,567.88

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Solution

The fourth proportional to 456,845.25, 630,732.42 and 293,567.88 is: 405,307.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,845.25 : 630,732.42 = 293,567.88 : x
  2. Step 2: Convert to fraction form
    456,845.25/630,732.42 = 293,567.88/x
  3. Step 3: Cross multiply
    456,845.25x = 630,732.42 × 293,567.88
  4. Step 4: Simplify right side
    456,845.25x = 185,162,779,386.67
  5. Step 5: Solve for x
    x = 185,162,779,386.67/456,845.25
  6. Step 6: Final answer
    x = 405,307.44

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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.