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Finding the Fourth Proportional to 555,307.82, 766,376.15 and 337,466.22

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Solution

The fourth proportional to 555,307.82, 766,376.15 and 337,466.22 is: 465,734.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,307.82 : 766,376.15 = 337,466.22 : x
  2. Step 2: Convert to fraction form
    555,307.82/766,376.15 = 337,466.22/x
  3. Step 3: Cross multiply
    555,307.82x = 766,376.15 × 337,466.22
  4. Step 4: Simplify right side
    555,307.82x = 258,626,058,606.77
  5. Step 5: Solve for x
    x = 258,626,058,606.77/555,307.82
  6. Step 6: Final answer
    x = 465,734.59

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Double scale
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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.