Home / 672,265.56-1,007,787.99-335,409.24

Finding the Fourth Proportional to 672,265.56, 1,007,787.99 and 335,409.24

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Solution

The fourth proportional to 672,265.56, 1,007,787.99 and 335,409.24 is: 502,809.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,265.56 : 1,007,787.99 = 335,409.24 : x
  2. Step 2: Convert to fraction form
    672,265.56/1,007,787.99 = 335,409.24/x
  3. Step 3: Cross multiply
    672,265.56x = 1,007,787.99 × 335,409.24
  4. Step 4: Simplify right side
    672,265.56x = 338,021,403,807.03
  5. Step 5: Solve for x
    x = 338,021,403,807.03/672,265.56
  6. Step 6: Final answer
    x = 502,809.34

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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.