Home / 726,948.75-1,003,302.08-436,721.88

Finding the Fourth Proportional to 726,948.75, 1,003,302.08 and 436,721.88

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Solution

The fourth proportional to 726,948.75, 1,003,302.08 and 436,721.88 is: 602,743.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,948.75 : 1,003,302.08 = 436,721.88 : x
  2. Step 2: Convert to fraction form
    726,948.75/1,003,302.08 = 436,721.88/x
  3. Step 3: Cross multiply
    726,948.75x = 1,003,302.08 × 436,721.88
  4. Step 4: Simplify right side
    726,948.75x = 438,163,970,585.51
  5. Step 5: Solve for x
    x = 438,163,970,585.51/726,948.75
  6. Step 6: Final answer
    x = 602,743.96

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Double scale
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1.5x scale

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.