Home / 671,927.90-1,008,280.65-251,246.30

Finding the Fourth Proportional to 671,927.90, 1,008,280.65 and 251,246.30

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Solution

The fourth proportional to 671,927.90, 1,008,280.65 and 251,246.30 is: 377,014.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,927.90 : 1,008,280.65 = 251,246.30 : x
  2. Step 2: Convert to fraction form
    671,927.90/1,008,280.65 = 251,246.30/x
  3. Step 3: Cross multiply
    671,927.90x = 1,008,280.65 × 251,246.30
  4. Step 4: Simplify right side
    671,927.90x = 253,326,782,674.10
  5. Step 5: Solve for x
    x = 253,326,782,674.10/671,927.90
  6. Step 6: Final answer
    x = 377,014.83

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1.5x scale

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.