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Finding the Fourth Proportional to 369,943.66, 510,524.62 and 216,950.70

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Solution

The fourth proportional to 369,943.66, 510,524.62 and 216,950.70 is: 299,393.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,943.66 : 510,524.62 = 216,950.70 : x
  2. Step 2: Convert to fraction form
    369,943.66/510,524.62 = 216,950.70/x
  3. Step 3: Cross multiply
    369,943.66x = 510,524.62 × 216,950.70
  4. Step 4: Simplify right side
    369,943.66x = 110,758,676,268.67
  5. Step 5: Solve for x
    x = 110,758,676,268.67/369,943.66
  6. Step 6: Final answer
    x = 299,393.37

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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.