Home / 1,007,050.40-1,389,766.21-548,142.74

Finding the Fourth Proportional to 1,007,050.40, 1,389,766.21 and 548,142.74

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Solution

The fourth proportional to 1,007,050.40, 1,389,766.21 and 548,142.74 is: 756,456.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,050.40 : 1,389,766.21 = 548,142.74 : x
  2. Step 2: Convert to fraction form
    1,007,050.40/1,389,766.21 = 548,142.74/x
  3. Step 3: Cross multiply
    1,007,050.40x = 1,389,766.21 × 548,142.74
  4. Step 4: Simplify right side
    1,007,050.40x = 761,790,251,359.98
  5. Step 5: Solve for x
    x = 761,790,251,359.98/1,007,050.40
  6. Step 6: Final answer
    x = 756,456.93

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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.