Home / 1,035,677.25-1,553,535.32-287,742.69

Finding the Fourth Proportional to 1,035,677.25, 1,553,535.32 and 287,742.69

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Solution

The fourth proportional to 1,035,677.25, 1,553,535.32 and 287,742.69 is: 431,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,677.25 : 1,553,535.32 = 287,742.69 : x
  2. Step 2: Convert to fraction form
    1,035,677.25/1,553,535.32 = 287,742.69/x
  3. Step 3: Cross multiply
    1,035,677.25x = 1,553,535.32 × 287,742.69
  4. Step 4: Simplify right side
    1,035,677.25x = 447,018,430,548.10
  5. Step 5: Solve for x
    x = 447,018,430,548.10/1,035,677.25
  6. Step 6: Final answer
    x = 431,619.44

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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.