Home / 671,503.30-1,006,621.78-334,225.10

Finding the Fourth Proportional to 671,503.30, 1,006,621.78 and 334,225.10

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Solution

The fourth proportional to 671,503.30, 1,006,621.78 and 334,225.10 is: 501,022.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,503.30 : 1,006,621.78 = 334,225.10 : x
  2. Step 2: Convert to fraction form
    671,503.30/1,006,621.78 = 334,225.10/x
  3. Step 3: Cross multiply
    671,503.30x = 1,006,621.78 × 334,225.10
  4. Step 4: Simplify right side
    671,503.30x = 336,438,267,390.34
  5. Step 5: Solve for x
    x = 336,438,267,390.34/671,503.30
  6. Step 6: Final answer
    x = 501,022.51

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Double scale
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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.