Home / 1,107,239.92-1,659,569.52-508,264.40

Finding the Fourth Proportional to 1,107,239.92, 1,659,569.52 and 508,264.40

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Solution

The fourth proportional to 1,107,239.92, 1,659,569.52 and 508,264.40 is: 761,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,239.92 : 1,659,569.52 = 508,264.40 : x
  2. Step 2: Convert to fraction form
    1,107,239.92/1,659,569.52 = 508,264.40/x
  3. Step 3: Cross multiply
    1,107,239.92x = 1,659,569.52 × 508,264.40
  4. Step 4: Simplify right side
    1,107,239.92x = 843,500,106,341.09
  5. Step 5: Solve for x
    x = 843,500,106,341.09/1,107,239.92
  6. Step 6: Final answer
    x = 761,804.28

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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.