Home / 879,983.51-1,320,354.57-475,095.32

Finding the Fourth Proportional to 879,983.51, 1,320,354.57 and 475,095.32

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Solution

The fourth proportional to 879,983.51, 1,320,354.57 and 475,095.32 is: 712,847.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,983.51 : 1,320,354.57 = 475,095.32 : x
  2. Step 2: Convert to fraction form
    879,983.51/1,320,354.57 = 475,095.32/x
  3. Step 3: Cross multiply
    879,983.51x = 1,320,354.57 × 475,095.32
  4. Step 4: Simplify right side
    879,983.51x = 627,294,284,505.77
  5. Step 5: Solve for x
    x = 627,294,284,505.77/879,983.51
  6. Step 6: Final answer
    x = 712,847.77

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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.