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Finding the Fourth Proportional to 590,810.20, 884,141.70 and 404,186.20

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Solution

The fourth proportional to 590,810.20, 884,141.70 and 404,186.20 is: 604,860.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,810.20 : 884,141.70 = 404,186.20 : x
  2. Step 2: Convert to fraction form
    590,810.20/884,141.70 = 404,186.20/x
  3. Step 3: Cross multiply
    590,810.20x = 884,141.70 × 404,186.20
  4. Step 4: Simplify right side
    590,810.20x = 357,357,873,984.54
  5. Step 5: Solve for x
    x = 357,357,873,984.54/590,810.20
  6. Step 6: Final answer
    x = 604,860.70

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1.5x scale

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.