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Finding the Fourth Proportional to 565,651.67, 780,602.37 and 333,088.70

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Solution

The fourth proportional to 565,651.67, 780,602.37 and 333,088.70 is: 459,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,651.67 : 780,602.37 = 333,088.70 : x
  2. Step 2: Convert to fraction form
    565,651.67/780,602.37 = 333,088.70/x
  3. Step 3: Cross multiply
    565,651.67x = 780,602.37 × 333,088.70
  4. Step 4: Simplify right side
    565,651.67x = 260,009,828,384.06
  5. Step 5: Solve for x
    x = 260,009,828,384.06/565,651.67
  6. Step 6: Final answer
    x = 459,664.21

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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.