Home / 571,228.29-851,735.50-555,534.17

Finding the Fourth Proportional to 571,228.29, 851,735.50 and 555,534.17

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Solution

The fourth proportional to 571,228.29, 851,735.50 and 555,534.17 is: 828,334.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,228.29 : 851,735.50 = 555,534.17 : x
  2. Step 2: Convert to fraction form
    571,228.29/851,735.50 = 555,534.17/x
  3. Step 3: Cross multiply
    571,228.29x = 851,735.50 × 555,534.17
  4. Step 4: Simplify right side
    571,228.29x = 473,168,171,274.36
  5. Step 5: Solve for x
    x = 473,168,171,274.36/571,228.29
  6. Step 6: Final answer
    x = 828,334.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.