Home / 859,582.56-1,185,842.40-572,823.36

Finding the Fourth Proportional to 859,582.56, 1,185,842.40 and 572,823.36

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Solution

The fourth proportional to 859,582.56, 1,185,842.40 and 572,823.36 is: 790,241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,582.56 : 1,185,842.40 = 572,823.36 : x
  2. Step 2: Convert to fraction form
    859,582.56/1,185,842.40 = 572,823.36/x
  3. Step 3: Cross multiply
    859,582.56x = 1,185,842.40 × 572,823.36
  4. Step 4: Simplify right side
    859,582.56x = 679,278,227,998.46
  5. Step 5: Solve for x
    x = 679,278,227,998.46/859,582.56
  6. Step 6: Final answer
    x = 790,241.98

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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.