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Finding the Fourth Proportional to 458,307.59, 632,290.86 and 337,736.45

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Solution

The fourth proportional to 458,307.59, 632,290.86 and 337,736.45 is: 465,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,307.59 : 632,290.86 = 337,736.45 : x
  2. Step 2: Convert to fraction form
    458,307.59/632,290.86 = 337,736.45/x
  3. Step 3: Cross multiply
    458,307.59x = 632,290.86 × 337,736.45
  4. Step 4: Simplify right side
    458,307.59x = 213,547,672,004.57
  5. Step 5: Solve for x
    x = 213,547,672,004.57/458,307.59
  6. Step 6: Final answer
    x = 465,948.37

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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.