Home / 571,106.20-855,903.30-304,292.20

Finding the Fourth Proportional to 571,106.20, 855,903.30 and 304,292.20

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Solution

The fourth proportional to 571,106.20, 855,903.30 and 304,292.20 is: 456,035.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,106.20 : 855,903.30 = 304,292.20 : x
  2. Step 2: Convert to fraction form
    571,106.20/855,903.30 = 304,292.20/x
  3. Step 3: Cross multiply
    571,106.20x = 855,903.30 × 304,292.20
  4. Step 4: Simplify right side
    571,106.20x = 260,444,698,144.26
  5. Step 5: Solve for x
    x = 260,444,698,144.26/571,106.20
  6. Step 6: Final answer
    x = 456,035.49

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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.