Home / 1,010,982.04-1,395,155.46-558,272.68

Finding the Fourth Proportional to 1,010,982.04, 1,395,155.46 and 558,272.68

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Solution

The fourth proportional to 1,010,982.04, 1,395,155.46 and 558,272.68 is: 770,416.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,982.04 : 1,395,155.46 = 558,272.68 : x
  2. Step 2: Convert to fraction form
    1,010,982.04/1,395,155.46 = 558,272.68/x
  3. Step 3: Cross multiply
    1,010,982.04x = 1,395,155.46 × 558,272.68
  4. Step 4: Simplify right side
    1,010,982.04x = 778,877,177,670.83
  5. Step 5: Solve for x
    x = 778,877,177,670.83/1,010,982.04
  6. Step 6: Final answer
    x = 770,416.43

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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.