Home / 442,982.35-611,373.93-249,427.77

Finding the Fourth Proportional to 442,982.35, 611,373.93 and 249,427.77

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Solution

The fourth proportional to 442,982.35, 611,373.93 and 249,427.77 is: 344,243.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,982.35 : 611,373.93 = 249,427.77 : x
  2. Step 2: Convert to fraction form
    442,982.35/611,373.93 = 249,427.77/x
  3. Step 3: Cross multiply
    442,982.35x = 611,373.93 × 249,427.77
  4. Step 4: Simplify right side
    442,982.35x = 152,493,638,077.72
  5. Step 5: Solve for x
    x = 152,493,638,077.72/442,982.35
  6. Step 6: Final answer
    x = 344,243.15

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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.