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Finding the Fourth Proportional to 369,926.58, 510,497.58 and 208,781.13

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Solution

The fourth proportional to 369,926.58, 510,497.58 and 208,781.13 is: 288,117.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,926.58 : 510,497.58 = 208,781.13 : x
  2. Step 2: Convert to fraction form
    369,926.58/510,497.58 = 208,781.13/x
  3. Step 3: Cross multiply
    369,926.58x = 510,497.58 × 208,781.13
  4. Step 4: Simplify right side
    369,926.58x = 106,582,261,614.67
  5. Step 5: Solve for x
    x = 106,582,261,614.67/369,926.58
  6. Step 6: Final answer
    x = 288,117.34

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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.