Home / 947,669.60-1,307,364.18-565,475.42

Finding the Fourth Proportional to 947,669.60, 1,307,364.18 and 565,475.42

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Solution

The fourth proportional to 947,669.60, 1,307,364.18 and 565,475.42 is: 780,105.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,669.60 : 1,307,364.18 = 565,475.42 : x
  2. Step 2: Convert to fraction form
    947,669.60/1,307,364.18 = 565,475.42/x
  3. Step 3: Cross multiply
    947,669.60x = 1,307,364.18 × 565,475.42
  4. Step 4: Simplify right side
    947,669.60x = 739,282,308,778.46
  5. Step 5: Solve for x
    x = 739,282,308,778.46/947,669.60
  6. Step 6: Final answer
    x = 780,105.54

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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.