Home / 879,218.51-1,318,643.22-247,984.70

Finding the Fourth Proportional to 879,218.51, 1,318,643.22 and 247,984.70

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Solution

The fourth proportional to 879,218.51, 1,318,643.22 and 247,984.70 is: 371,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,218.51 : 1,318,643.22 = 247,984.70 : x
  2. Step 2: Convert to fraction form
    879,218.51/1,318,643.22 = 247,984.70/x
  3. Step 3: Cross multiply
    879,218.51x = 1,318,643.22 × 247,984.70
  4. Step 4: Simplify right side
    879,218.51x = 327,003,343,318.73
  5. Step 5: Solve for x
    x = 327,003,343,318.73/879,218.51
  6. Step 6: Final answer
    x = 371,925.00

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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.