Home / 869,122.60-1,302,906.30-569,746.60

Finding the Fourth Proportional to 869,122.60, 1,302,906.30 and 569,746.60

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Solution

The fourth proportional to 869,122.60, 1,302,906.30 and 569,746.60 is: 854,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,122.60 : 1,302,906.30 = 569,746.60 : x
  2. Step 2: Convert to fraction form
    869,122.60/1,302,906.30 = 569,746.60/x
  3. Step 3: Cross multiply
    869,122.60x = 1,302,906.30 × 569,746.60
  4. Step 4: Simplify right side
    869,122.60x = 742,326,434,543.58
  5. Step 5: Solve for x
    x = 742,326,434,543.58/869,122.60
  6. Step 6: Final answer
    x = 854,110.15

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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.