Home / 1,013,113.61-1,519,750.25-339,197.76

Finding the Fourth Proportional to 1,013,113.61, 1,519,750.25 and 339,197.76

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Solution

The fourth proportional to 1,013,113.61, 1,519,750.25 and 339,197.76 is: 508,823.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,113.61 : 1,519,750.25 = 339,197.76 : x
  2. Step 2: Convert to fraction form
    1,013,113.61/1,519,750.25 = 339,197.76/x
  3. Step 3: Cross multiply
    1,013,113.61x = 1,519,750.25 × 339,197.76
  4. Step 4: Simplify right side
    1,013,113.61x = 515,495,880,135.44
  5. Step 5: Solve for x
    x = 515,495,880,135.44/1,013,113.61
  6. Step 6: Final answer
    x = 508,823.37

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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.