Home / 688,498.68-1,032,923.24-404,429.46

Finding the Fourth Proportional to 688,498.68, 1,032,923.24 and 404,429.46

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Solution

The fourth proportional to 688,498.68, 1,032,923.24 and 404,429.46 is: 606,747.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,498.68 : 1,032,923.24 = 404,429.46 : x
  2. Step 2: Convert to fraction form
    688,498.68/1,032,923.24 = 404,429.46/x
  3. Step 3: Cross multiply
    688,498.68x = 1,032,923.24 × 404,429.46
  4. Step 4: Simplify right side
    688,498.68x = 417,744,583,795.65
  5. Step 5: Solve for x
    x = 417,744,583,795.65/688,498.68
  6. Step 6: Final answer
    x = 606,747.11

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1.5x scale

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.