Home / 738,009.90-1,107,014.85-264,524.40

Finding the Fourth Proportional to 738,009.90, 1,107,014.85 and 264,524.40

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Solution

The fourth proportional to 738,009.90, 1,107,014.85 and 264,524.40 is: 396,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,009.90 : 1,107,014.85 = 264,524.40 : x
  2. Step 2: Convert to fraction form
    738,009.90/1,107,014.85 = 264,524.40/x
  3. Step 3: Cross multiply
    738,009.90x = 1,107,014.85 × 264,524.40
  4. Step 4: Simplify right side
    738,009.90x = 292,832,438,987.34
  5. Step 5: Solve for x
    x = 292,832,438,987.34/738,009.90
  6. Step 6: Final answer
    x = 396,786.60

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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.