Home / 983,744.55-1,357,531.62-548,139.39

Finding the Fourth Proportional to 983,744.55, 1,357,531.62 and 548,139.39

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Solution

The fourth proportional to 983,744.55, 1,357,531.62 and 548,139.39 is: 756,412.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,744.55 : 1,357,531.62 = 548,139.39 : x
  2. Step 2: Convert to fraction form
    983,744.55/1,357,531.62 = 548,139.39/x
  3. Step 3: Cross multiply
    983,744.55x = 1,357,531.62 × 548,139.39
  4. Step 4: Simplify right side
    983,744.55x = 744,116,554,092.51
  5. Step 5: Solve for x
    x = 744,116,554,092.51/983,744.55
  6. Step 6: Final answer
    x = 756,412.38

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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.