Home / 841,031.20-1,259,473.20-559,021.60

Finding the Fourth Proportional to 841,031.20, 1,259,473.20 and 559,021.60

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Solution

The fourth proportional to 841,031.20, 1,259,473.20 and 559,021.60 is: 837,154.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,031.20 : 1,259,473.20 = 559,021.60 : x
  2. Step 2: Convert to fraction form
    841,031.20/1,259,473.20 = 559,021.60/x
  3. Step 3: Cross multiply
    841,031.20x = 1,259,473.20 × 559,021.60
  4. Step 4: Simplify right side
    841,031.20x = 704,072,723,421.12
  5. Step 5: Solve for x
    x = 704,072,723,421.12/841,031.20
  6. Step 6: Final answer
    x = 837,154.11

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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.