Home / 738,712.02-1,108,101.95-226,340.45

Finding the Fourth Proportional to 738,712.02, 1,108,101.95 and 226,340.45

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Solution

The fourth proportional to 738,712.02, 1,108,101.95 and 226,340.45 is: 339,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,712.02 : 1,108,101.95 = 226,340.45 : x
  2. Step 2: Convert to fraction form
    738,712.02/1,108,101.95 = 226,340.45/x
  3. Step 3: Cross multiply
    738,712.02x = 1,108,101.95 × 226,340.45
  4. Step 4: Simplify right side
    738,712.02x = 250,808,294,008.88
  5. Step 5: Solve for x
    x = 250,808,294,008.88/738,712.02
  6. Step 6: Final answer
    x = 339,521.07

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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.