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Finding the Fourth Proportional to 369,259.60, 553,889.40 and 366,926.80

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Solution

The fourth proportional to 369,259.60, 553,889.40 and 366,926.80 is: 550,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,259.60 : 553,889.40 = 366,926.80 : x
  2. Step 2: Convert to fraction form
    369,259.60/553,889.40 = 366,926.80/x
  3. Step 3: Cross multiply
    369,259.60x = 553,889.40 × 366,926.80
  4. Step 4: Simplify right side
    369,259.60x = 203,236,865,095.92
  5. Step 5: Solve for x
    x = 203,236,865,095.92/369,259.60
  6. Step 6: Final answer
    x = 550,390.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.