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Finding the Fourth Proportional to 531,048.61, 733,117.94 and 359,870.91

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Solution

The fourth proportional to 531,048.61, 733,117.94 and 359,870.91 is: 496,805.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,048.61 : 733,117.94 = 359,870.91 : x
  2. Step 2: Convert to fraction form
    531,048.61/733,117.94 = 359,870.91/x
  3. Step 3: Cross multiply
    531,048.61x = 733,117.94 × 359,870.91
  4. Step 4: Simplify right side
    531,048.61x = 263,827,820,205.13
  5. Step 5: Solve for x
    x = 263,827,820,205.13/531,048.61
  6. Step 6: Final answer
    x = 496,805.41

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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.