Home / 855,154.48-1,180,032.80-578,950.46

Finding the Fourth Proportional to 855,154.48, 1,180,032.80 and 578,950.46

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Solution

The fourth proportional to 855,154.48, 1,180,032.80 and 578,950.46 is: 798,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,154.48 : 1,180,032.80 = 578,950.46 : x
  2. Step 2: Convert to fraction form
    855,154.48/1,180,032.80 = 578,950.46/x
  3. Step 3: Cross multiply
    855,154.48x = 1,180,032.80 × 578,950.46
  4. Step 4: Simplify right side
    855,154.48x = 683,180,532,375.09
  5. Step 5: Solve for x
    x = 683,180,532,375.09/855,154.48
  6. Step 6: Final answer
    x = 798,897.21

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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.