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Finding the Fourth Proportional to 475,367.04, 712,260 and 334,828.80

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Solution

The fourth proportional to 475,367.04, 712,260 and 334,828.80 is: 501,686.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,367.04 : 712,260 = 334,828.80 : x
  2. Step 2: Convert to fraction form
    475,367.04/712,260 = 334,828.80/x
  3. Step 3: Cross multiply
    475,367.04x = 712,260 × 334,828.80
  4. Step 4: Simplify right side
    475,367.04x = 238,485,161,088
  5. Step 5: Solve for x
    x = 238,485,161,088/475,367.04
  6. Step 6: Final answer
    x = 501,686.36

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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.