Home / 869,113.60-1,302,892.80-569,737.60

Finding the Fourth Proportional to 869,113.60, 1,302,892.80 and 569,737.60

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Solution

The fourth proportional to 869,113.60, 1,302,892.80 and 569,737.60 is: 854,096.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,113.60 : 1,302,892.80 = 569,737.60 : x
  2. Step 2: Convert to fraction form
    869,113.60/1,302,892.80 = 569,737.60/x
  3. Step 3: Cross multiply
    869,113.60x = 1,302,892.80 × 569,737.60
  4. Step 4: Simplify right side
    869,113.60x = 742,307,016,929.28
  5. Step 5: Solve for x
    x = 742,307,016,929.28/869,113.60
  6. Step 6: Final answer
    x = 854,096.65

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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.