Home / 855,155.28-1,180,033.88-578,951.28

Finding the Fourth Proportional to 855,155.28, 1,180,033.88 and 578,951.28

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Solution

The fourth proportional to 855,155.28, 1,180,033.88 and 578,951.28 is: 798,898.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,155.28 : 1,180,033.88 = 578,951.28 : x
  2. Step 2: Convert to fraction form
    855,155.28/1,180,033.88 = 578,951.28/x
  3. Step 3: Cross multiply
    855,155.28x = 1,180,033.88 × 578,951.28
  4. Step 4: Simplify right side
    855,155.28x = 683,182,125,269.37
  5. Step 5: Solve for x
    x = 683,182,125,269.37/855,155.28
  6. Step 6: Final answer
    x = 798,898.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.