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Finding the Fourth Proportional to 559,992.40, 841,738.20 and 549,494.80

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Solution

The fourth proportional to 559,992.40, 841,738.20 and 549,494.80 is: 825,959.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,992.40 : 841,738.20 = 549,494.80 : x
  2. Step 2: Convert to fraction form
    559,992.40/841,738.20 = 549,494.80/x
  3. Step 3: Cross multiply
    559,992.40x = 841,738.20 × 549,494.80
  4. Step 4: Simplify right side
    559,992.40x = 462,530,763,861.36
  5. Step 5: Solve for x
    x = 462,530,763,861.36/559,992.40
  6. Step 6: Final answer
    x = 825,959.00

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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.