Home / 1,010,730.80-1,394,809.44-558,021.84

Finding the Fourth Proportional to 1,010,730.80, 1,394,809.44 and 558,021.84

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Solution

The fourth proportional to 1,010,730.80, 1,394,809.44 and 558,021.84 is: 770,070.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,730.80 : 1,394,809.44 = 558,021.84 : x
  2. Step 2: Convert to fraction form
    1,010,730.80/1,394,809.44 = 558,021.84/x
  3. Step 3: Cross multiply
    1,010,730.80x = 1,394,809.44 × 558,021.84
  4. Step 4: Simplify right side
    1,010,730.80x = 778,334,130,158.17
  5. Step 5: Solve for x
    x = 778,334,130,158.17/1,010,730.80
  6. Step 6: Final answer
    x = 770,070.66

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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.