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Finding the Fourth Proportional to 375,295.64, 517,888.13 and 214,165.67

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Solution

The fourth proportional to 375,295.64, 517,888.13 and 214,165.67 is: 295,537.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,295.64 : 517,888.13 = 214,165.67 : x
  2. Step 2: Convert to fraction form
    375,295.64/517,888.13 = 214,165.67/x
  3. Step 3: Cross multiply
    375,295.64x = 517,888.13 × 214,165.67
  4. Step 4: Simplify right side
    375,295.64x = 110,913,854,686.23
  5. Step 5: Solve for x
    x = 110,913,854,686.23/375,295.64
  6. Step 6: Final answer
    x = 295,537.29

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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.