Home / 953,426.84-1,315,403.15-545,380.02

Finding the Fourth Proportional to 953,426.84, 1,315,403.15 and 545,380.02

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Solution

The fourth proportional to 953,426.84, 1,315,403.15 and 545,380.02 is: 752,438.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,426.84 : 1,315,403.15 = 545,380.02 : x
  2. Step 2: Convert to fraction form
    953,426.84/1,315,403.15 = 545,380.02/x
  3. Step 3: Cross multiply
    953,426.84x = 1,315,403.15 × 545,380.02
  4. Step 4: Simplify right side
    953,426.84x = 717,394,593,528.16
  5. Step 5: Solve for x
    x = 717,394,593,528.16/953,426.84
  6. Step 6: Final answer
    x = 752,438.01

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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.