Home / 1,007,053.48-1,389,733.79-554,344.48

Finding the Fourth Proportional to 1,007,053.48, 1,389,733.79 and 554,344.48

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Solution

The fourth proportional to 1,007,053.48, 1,389,733.79 and 554,344.48 is: 764,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,053.48 : 1,389,733.79 = 554,344.48 : x
  2. Step 2: Convert to fraction form
    1,007,053.48/1,389,733.79 = 554,344.48/x
  3. Step 3: Cross multiply
    1,007,053.48x = 1,389,733.79 × 554,344.48
  4. Step 4: Simplify right side
    1,007,053.48x = 770,391,255,155.98
  5. Step 5: Solve for x
    x = 770,391,255,155.98/1,007,053.48
  6. Step 6: Final answer
    x = 764,995.38

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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.