Home / 983,993.01-1,357,868.39-548,387.18

Finding the Fourth Proportional to 983,993.01, 1,357,868.39 and 548,387.18

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Solution

The fourth proportional to 983,993.01, 1,357,868.39 and 548,387.18 is: 756,750.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,993.01 : 1,357,868.39 = 548,387.18 : x
  2. Step 2: Convert to fraction form
    983,993.01/1,357,868.39 = 548,387.18/x
  3. Step 3: Cross multiply
    983,993.01x = 1,357,868.39 × 548,387.18
  4. Step 4: Simplify right side
    983,993.01x = 744,637,611,784.87
  5. Step 5: Solve for x
    x = 744,637,611,784.87/983,993.01
  6. Step 6: Final answer
    x = 756,750.92

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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.