Home / 984,836.64-1,359,055.56-555,108.48

Finding the Fourth Proportional to 984,836.64, 1,359,055.56 and 555,108.48

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Solution

The fourth proportional to 984,836.64, 1,359,055.56 and 555,108.48 is: 766,038.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,836.64 : 1,359,055.56 = 555,108.48 : x
  2. Step 2: Convert to fraction form
    984,836.64/1,359,055.56 = 555,108.48/x
  3. Step 3: Cross multiply
    984,836.64x = 1,359,055.56 × 555,108.48
  4. Step 4: Simplify right side
    984,836.64x = 754,423,266,147.15
  5. Step 5: Solve for x
    x = 754,423,266,147.15/984,836.64
  6. Step 6: Final answer
    x = 766,038.99

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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.