Home / 691,384.80-1,037,057.44-377,827.36

Finding the Fourth Proportional to 691,384.80, 1,037,057.44 and 377,827.36

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Solution

The fourth proportional to 691,384.80, 1,037,057.44 and 377,827.36 is: 566,730.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,384.80 : 1,037,057.44 = 377,827.36 : x
  2. Step 2: Convert to fraction form
    691,384.80/1,037,057.44 = 377,827.36/x
  3. Step 3: Cross multiply
    691,384.80x = 1,037,057.44 × 377,827.36
  4. Step 4: Simplify right side
    691,384.80x = 391,828,674,723.56
  5. Step 5: Solve for x
    x = 391,828,674,723.56/691,384.80
  6. Step 6: Final answer
    x = 566,730.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.