Home / 983,661.87-1,357,522.89-548,108.13

Finding the Fourth Proportional to 983,661.87, 1,357,522.89 and 548,108.13

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Solution

The fourth proportional to 983,661.87, 1,357,522.89 and 548,108.13 is: 756,427.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,661.87 : 1,357,522.89 = 548,108.13 : x
  2. Step 2: Convert to fraction form
    983,661.87/1,357,522.89 = 548,108.13/x
  3. Step 3: Cross multiply
    983,661.87x = 1,357,522.89 × 548,108.13
  4. Step 4: Simplify right side
    983,661.87x = 744,069,332,670.10
  5. Step 5: Solve for x
    x = 744,069,332,670.10/983,661.87
  6. Step 6: Final answer
    x = 756,427.95

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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.