Home / 738,996.48-1,107,367.20-384,125.76

Finding the Fourth Proportional to 738,996.48, 1,107,367.20 and 384,125.76

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Solution

The fourth proportional to 738,996.48, 1,107,367.20 and 384,125.76 is: 575,602.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,996.48 : 1,107,367.20 = 384,125.76 : x
  2. Step 2: Convert to fraction form
    738,996.48/1,107,367.20 = 384,125.76/x
  3. Step 3: Cross multiply
    738,996.48x = 1,107,367.20 × 384,125.76
  4. Step 4: Simplify right side
    738,996.48x = 425,368,267,299.07
  5. Step 5: Solve for x
    x = 425,368,267,299.07/738,996.48
  6. Step 6: Final answer
    x = 575,602.56

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1.5x scale

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.