Home / 897,721.71-1,237,735.41-574,901.07

Finding the Fourth Proportional to 897,721.71, 1,237,735.41 and 574,901.07

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Solution

The fourth proportional to 897,721.71, 1,237,735.41 and 574,901.07 is: 792,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,721.71 : 1,237,735.41 = 574,901.07 : x
  2. Step 2: Convert to fraction form
    897,721.71/1,237,735.41 = 574,901.07/x
  3. Step 3: Cross multiply
    897,721.71x = 1,237,735.41 × 574,901.07
  4. Step 4: Simplify right side
    897,721.71x = 711,575,411,585.89
  5. Step 5: Solve for x
    x = 711,575,411,585.89/897,721.71
  6. Step 6: Final answer
    x = 792,645.88

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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.