Home / 872,026.96-1,308,027.40-240,926.80

Finding the Fourth Proportional to 872,026.96, 1,308,027.40 and 240,926.80

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Solution

The fourth proportional to 872,026.96, 1,308,027.40 and 240,926.80 is: 361,386.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,026.96 : 1,308,027.40 = 240,926.80 : x
  2. Step 2: Convert to fraction form
    872,026.96/1,308,027.40 = 240,926.80/x
  3. Step 3: Cross multiply
    872,026.96x = 1,308,027.40 × 240,926.80
  4. Step 4: Simplify right side
    872,026.96x = 315,138,855,794.32
  5. Step 5: Solve for x
    x = 315,138,855,794.32/872,026.96
  6. Step 6: Final answer
    x = 361,386.60

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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.