Home / 869,062.10-1,302,815.55-569,686.10

Finding the Fourth Proportional to 869,062.10, 1,302,815.55 and 569,686.10

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Solution

The fourth proportional to 869,062.10, 1,302,815.55 and 569,686.10 is: 854,019.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,062.10 : 1,302,815.55 = 569,686.10 : x
  2. Step 2: Convert to fraction form
    869,062.10/1,302,815.55 = 569,686.10/x
  3. Step 3: Cross multiply
    869,062.10x = 1,302,815.55 × 569,686.10
  4. Step 4: Simplify right side
    869,062.10x = 742,195,909,698.86
  5. Step 5: Solve for x
    x = 742,195,909,698.86/869,062.10
  6. Step 6: Final answer
    x = 854,019.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.