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Finding the Fourth Proportional to 668,704.04, 922,803.30 and 366,897.80

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Solution

The fourth proportional to 668,704.04, 922,803.30 and 366,897.80 is: 506,314.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,704.04 : 922,803.30 = 366,897.80 : x
  2. Step 2: Convert to fraction form
    668,704.04/922,803.30 = 366,897.80/x
  3. Step 3: Cross multiply
    668,704.04x = 922,803.30 × 366,897.80
  4. Step 4: Simplify right side
    668,704.04x = 338,574,500,602.74
  5. Step 5: Solve for x
    x = 338,574,500,602.74/668,704.04
  6. Step 6: Final answer
    x = 506,314.42

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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.