Home / 888,813.46-1,226,561.79-501,710.37

Finding the Fourth Proportional to 888,813.46, 1,226,561.79 and 501,710.37

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Solution

The fourth proportional to 888,813.46, 1,226,561.79 and 501,710.37 is: 692,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,813.46 : 1,226,561.79 = 501,710.37 : x
  2. Step 2: Convert to fraction form
    888,813.46/1,226,561.79 = 501,710.37/x
  3. Step 3: Cross multiply
    888,813.46x = 1,226,561.79 × 501,710.37
  4. Step 4: Simplify right side
    888,813.46x = 615,378,769,488.76
  5. Step 5: Solve for x
    x = 615,378,769,488.76/888,813.46
  6. Step 6: Final answer
    x = 692,359.87

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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.