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Finding the Fourth Proportional to 369,592.67, 510,037.80 and 208,447.37

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Solution

The fourth proportional to 369,592.67, 510,037.80 and 208,447.37 is: 287,657.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,592.67 : 510,037.80 = 208,447.37 : x
  2. Step 2: Convert to fraction form
    369,592.67/510,037.80 = 208,447.37/x
  3. Step 3: Cross multiply
    369,592.67x = 510,037.80 × 208,447.37
  4. Step 4: Simplify right side
    369,592.67x = 106,316,036,968.35
  5. Step 5: Solve for x
    x = 106,316,036,968.35/369,592.67
  6. Step 6: Final answer
    x = 287,657.32

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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.