Home / 884,830.14-1,221,196.98-540,864.42

Finding the Fourth Proportional to 884,830.14, 1,221,196.98 and 540,864.42

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Solution

The fourth proportional to 884,830.14, 1,221,196.98 and 540,864.42 is: 746,473.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,830.14 : 1,221,196.98 = 540,864.42 : x
  2. Step 2: Convert to fraction form
    884,830.14/1,221,196.98 = 540,864.42/x
  3. Step 3: Cross multiply
    884,830.14x = 1,221,196.98 × 540,864.42
  4. Step 4: Simplify right side
    884,830.14x = 660,501,996,293.45
  5. Step 5: Solve for x
    x = 660,501,996,293.45/884,830.14
  6. Step 6: Final answer
    x = 746,473.21

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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.