Home / 964,031.60-1,446,040.10-290,109.98

Finding the Fourth Proportional to 964,031.60, 1,446,040.10 and 290,109.98

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Solution

The fourth proportional to 964,031.60, 1,446,040.10 and 290,109.98 is: 435,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,031.60 : 1,446,040.10 = 290,109.98 : x
  2. Step 2: Convert to fraction form
    964,031.60/1,446,040.10 = 290,109.98/x
  3. Step 3: Cross multiply
    964,031.60x = 1,446,040.10 × 290,109.98
  4. Step 4: Simplify right side
    964,031.60x = 419,510,664,490.20
  5. Step 5: Solve for x
    x = 419,510,664,490.20/964,031.60
  6. Step 6: Final answer
    x = 435,162.77

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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.