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Finding the Fourth Proportional to 337,316.48, 465,478.56 and 186,404.48

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Solution

The fourth proportional to 337,316.48, 465,478.56 and 186,404.48 is: 257,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,316.48 : 465,478.56 = 186,404.48 : x
  2. Step 2: Convert to fraction form
    337,316.48/465,478.56 = 186,404.48/x
  3. Step 3: Cross multiply
    337,316.48x = 465,478.56 × 186,404.48
  4. Step 4: Simplify right side
    337,316.48x = 86,767,288,927.95
  5. Step 5: Solve for x
    x = 86,767,288,927.95/337,316.48
  6. Step 6: Final answer
    x = 257,228.13

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1.5x scale

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.