Home / 711,867.58-982,835.72-635,254.92

Finding the Fourth Proportional to 711,867.58, 982,835.72 and 635,254.92

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Solution

The fourth proportional to 711,867.58, 982,835.72 and 635,254.92 is: 877,060.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,867.58 : 982,835.72 = 635,254.92 : x
  2. Step 2: Convert to fraction form
    711,867.58/982,835.72 = 635,254.92/x
  3. Step 3: Cross multiply
    711,867.58x = 982,835.72 × 635,254.92
  4. Step 4: Simplify right side
    711,867.58x = 624,351,226,681.74
  5. Step 5: Solve for x
    x = 624,351,226,681.74/711,867.58
  6. Step 6: Final answer
    x = 877,060.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.