Home / 988,061.40-1,362,998.76-600,995.21

Finding the Fourth Proportional to 988,061.40, 1,362,998.76 and 600,995.21

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Solution

The fourth proportional to 988,061.40, 1,362,998.76 and 600,995.21 is: 829,053.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,061.40 : 1,362,998.76 = 600,995.21 : x
  2. Step 2: Convert to fraction form
    988,061.40/1,362,998.76 = 600,995.21/x
  3. Step 3: Cross multiply
    988,061.40x = 1,362,998.76 × 600,995.21
  4. Step 4: Simplify right side
    988,061.40x = 819,155,722,224.53
  5. Step 5: Solve for x
    x = 819,155,722,224.53/988,061.40
  6. Step 6: Final answer
    x = 829,053.46

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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.