Home / 1,035,522.88-1,553,303.82-287,588.32

Finding the Fourth Proportional to 1,035,522.88, 1,553,303.82 and 287,588.32

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Solution

The fourth proportional to 1,035,522.88, 1,553,303.82 and 287,588.32 is: 431,387.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,522.88 : 1,553,303.82 = 287,588.32 : x
  2. Step 2: Convert to fraction form
    1,035,522.88/1,553,303.82 = 287,588.32/x
  3. Step 3: Cross multiply
    1,035,522.88x = 1,553,303.82 × 287,588.32
  4. Step 4: Simplify right side
    1,035,522.88x = 446,712,036,043.38
  5. Step 5: Solve for x
    x = 446,712,036,043.38/1,035,522.88
  6. Step 6: Final answer
    x = 431,387.90

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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.