Home / 963,983.36-1,445,683.58-289,885.74

Finding the Fourth Proportional to 963,983.36, 1,445,683.58 and 289,885.74

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Solution

The fourth proportional to 963,983.36, 1,445,683.58 and 289,885.74 is: 434,740.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,983.36 : 1,445,683.58 = 289,885.74 : x
  2. Step 2: Convert to fraction form
    963,983.36/1,445,683.58 = 289,885.74/x
  3. Step 3: Cross multiply
    963,983.36x = 1,445,683.58 × 289,885.74
  4. Step 4: Simplify right side
    963,983.36x = 419,083,048,610.48
  5. Step 5: Solve for x
    x = 419,083,048,610.48/963,983.36
  6. Step 6: Final answer
    x = 434,740.96

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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.