Home / 776,947.84-1,072,110.74-573,108.88

Finding the Fourth Proportional to 776,947.84, 1,072,110.74 and 573,108.88

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Solution

The fourth proportional to 776,947.84, 1,072,110.74 and 573,108.88 is: 790,833.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,947.84 : 1,072,110.74 = 573,108.88 : x
  2. Step 2: Convert to fraction form
    776,947.84/1,072,110.74 = 573,108.88/x
  3. Step 3: Cross multiply
    776,947.84x = 1,072,110.74 × 573,108.88
  4. Step 4: Simplify right side
    776,947.84x = 614,436,185,437.37
  5. Step 5: Solve for x
    x = 614,436,185,437.37/776,947.84
  6. Step 6: Final answer
    x = 790,833.25

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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.