Home / 842,031.51-1,161,989.89-460,050.09

Finding the Fourth Proportional to 842,031.51, 1,161,989.89 and 460,050.09

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Solution

The fourth proportional to 842,031.51, 1,161,989.89 and 460,050.09 is: 634,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,031.51 : 1,161,989.89 = 460,050.09 : x
  2. Step 2: Convert to fraction form
    842,031.51/1,161,989.89 = 460,050.09/x
  3. Step 3: Cross multiply
    842,031.51x = 1,161,989.89 × 460,050.09
  4. Step 4: Simplify right side
    842,031.51x = 534,573,553,473.59
  5. Step 5: Solve for x
    x = 534,573,553,473.59/842,031.51
  6. Step 6: Final answer
    x = 634,861.70

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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.