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Finding the Fourth Proportional to 369,637.85, 510,106.10 and 208,496.10

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Solution

The fourth proportional to 369,637.85, 510,106.10 and 208,496.10 is: 287,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,637.85 : 510,106.10 = 208,496.10 : x
  2. Step 2: Convert to fraction form
    369,637.85/510,106.10 = 208,496.10/x
  3. Step 3: Cross multiply
    369,637.85x = 510,106.10 × 208,496.10
  4. Step 4: Simplify right side
    369,637.85x = 106,355,131,185.94
  5. Step 5: Solve for x
    x = 106,355,131,185.94/369,637.85
  6. Step 6: Final answer
    x = 287,727.93

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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.