Home / 879,744.58-1,319,693.78-248,658.39

Finding the Fourth Proportional to 879,744.58, 1,319,693.78 and 248,658.39

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Solution

The fourth proportional to 879,744.58, 1,319,693.78 and 248,658.39 is: 373,009.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,744.58 : 1,319,693.78 = 248,658.39 : x
  2. Step 2: Convert to fraction form
    879,744.58/1,319,693.78 = 248,658.39/x
  3. Step 3: Cross multiply
    879,744.58x = 1,319,693.78 × 248,658.39
  4. Step 4: Simplify right side
    879,744.58x = 328,152,931,249.46
  5. Step 5: Solve for x
    x = 328,152,931,249.46/879,744.58
  6. Step 6: Final answer
    x = 373,009.33

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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.