Home / 855,156.30-1,180,035.31-578,952.29

Finding the Fourth Proportional to 855,156.30, 1,180,035.31 and 578,952.29

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Solution

The fourth proportional to 855,156.30, 1,180,035.31 and 578,952.29 is: 798,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,156.30 : 1,180,035.31 = 578,952.29 : x
  2. Step 2: Convert to fraction form
    855,156.30/1,180,035.31 = 578,952.29/x
  3. Step 3: Cross multiply
    855,156.30x = 1,180,035.31 × 578,952.29
  4. Step 4: Simplify right side
    855,156.30x = 683,184,145,005.36
  5. Step 5: Solve for x
    x = 683,184,145,005.36/855,156.30
  6. Step 6: Final answer
    x = 798,899.74

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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.