Home / 1,035,322.90-1,553,859.15-404,689.30

Finding the Fourth Proportional to 1,035,322.90, 1,553,859.15 and 404,689.30

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Solution

The fourth proportional to 1,035,322.90, 1,553,859.15 and 404,689.30 is: 607,375.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,322.90 : 1,553,859.15 = 404,689.30 : x
  2. Step 2: Convert to fraction form
    1,035,322.90/1,553,859.15 = 404,689.30/x
  3. Step 3: Cross multiply
    1,035,322.90x = 1,553,859.15 × 404,689.30
  4. Step 4: Simplify right side
    1,035,322.90x = 628,830,171,712.10
  5. Step 5: Solve for x
    x = 628,830,171,712.10/1,035,322.90
  6. Step 6: Final answer
    x = 607,375.89

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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.