Home / 951,139.48-1,426,294.47-359,748.76

Finding the Fourth Proportional to 951,139.48, 1,426,294.47 and 359,748.76

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Solution

The fourth proportional to 951,139.48, 1,426,294.47 and 359,748.76 is: 539,466.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,139.48 : 1,426,294.47 = 359,748.76 : x
  2. Step 2: Convert to fraction form
    951,139.48/1,426,294.47 = 359,748.76/x
  3. Step 3: Cross multiply
    951,139.48x = 1,426,294.47 × 359,748.76
  4. Step 4: Simplify right side
    951,139.48x = 513,107,666,977.36
  5. Step 5: Solve for x
    x = 513,107,666,977.36/951,139.48
  6. Step 6: Final answer
    x = 539,466.27

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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.