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Finding the Fourth Proportional to 594,592.51, 820,538.23 and 339,949.03

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Solution

The fourth proportional to 594,592.51, 820,538.23 and 339,949.03 is: 469,129.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,592.51 : 820,538.23 = 339,949.03 : x
  2. Step 2: Convert to fraction form
    594,592.51/820,538.23 = 339,949.03/x
  3. Step 3: Cross multiply
    594,592.51x = 820,538.23 × 339,949.03
  4. Step 4: Simplify right side
    594,592.51x = 278,941,173,666.67
  5. Step 5: Solve for x
    x = 278,941,173,666.67/594,592.51
  6. Step 6: Final answer
    x = 469,129.98

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1.5x scale

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.