Home / 528,504.48-729,031.16-337,302.36

Finding the Fourth Proportional to 528,504.48, 729,031.16 and 337,302.36

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Solution

The fourth proportional to 528,504.48, 729,031.16 and 337,302.36 is: 465,282.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,504.48 : 729,031.16 = 337,302.36 : x
  2. Step 2: Convert to fraction form
    528,504.48/729,031.16 = 337,302.36/x
  3. Step 3: Cross multiply
    528,504.48x = 729,031.16 × 337,302.36
  4. Step 4: Simplify right side
    528,504.48x = 245,903,930,781.54
  5. Step 5: Solve for x
    x = 245,903,930,781.54/528,504.48
  6. Step 6: Final answer
    x = 465,282.59

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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.