Home / 725,986.48-1,001,713.80-424,122.16

Finding the Fourth Proportional to 725,986.48, 1,001,713.80 and 424,122.16

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Solution

The fourth proportional to 725,986.48, 1,001,713.80 and 424,122.16 is: 585,202.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,986.48 : 1,001,713.80 = 424,122.16 : x
  2. Step 2: Convert to fraction form
    725,986.48/1,001,713.80 = 424,122.16/x
  3. Step 3: Cross multiply
    725,986.48x = 1,001,713.80 × 424,122.16
  4. Step 4: Simplify right side
    725,986.48x = 424,849,020,557.81
  5. Step 5: Solve for x
    x = 424,849,020,557.81/725,986.48
  6. Step 6: Final answer
    x = 585,202.39

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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.