Home / 656,267.81-987,947.28-590,278.86

Finding the Fourth Proportional to 656,267.81, 987,947.28 and 590,278.86

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Solution

The fourth proportional to 656,267.81, 987,947.28 and 590,278.86 is: 888,607.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,267.81 : 987,947.28 = 590,278.86 : x
  2. Step 2: Convert to fraction form
    656,267.81/987,947.28 = 590,278.86/x
  3. Step 3: Cross multiply
    656,267.81x = 987,947.28 × 590,278.86
  4. Step 4: Simplify right side
    656,267.81x = 583,164,394,178.50
  5. Step 5: Solve for x
    x = 583,164,394,178.50/656,267.81
  6. Step 6: Final answer
    x = 888,607.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.