Home / 897,468.58-1,238,963.70-693,060.58

Finding the Fourth Proportional to 897,468.58, 1,238,963.70 and 693,060.58

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Solution

The fourth proportional to 897,468.58, 1,238,963.70 and 693,060.58 is: 956,776.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,468.58 : 1,238,963.70 = 693,060.58 : x
  2. Step 2: Convert to fraction form
    897,468.58/1,238,963.70 = 693,060.58/x
  3. Step 3: Cross multiply
    897,468.58x = 1,238,963.70 × 693,060.58
  4. Step 4: Simplify right side
    897,468.58x = 858,676,900,520.95
  5. Step 5: Solve for x
    x = 858,676,900,520.95/897,468.58
  6. Step 6: Final answer
    x = 956,776.56

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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.