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Finding the Fourth Proportional to 673,034.70, 928,800.53 and 367,122.00

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Solution

The fourth proportional to 673,034.70, 928,800.53 and 367,122.00 is: 506,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,034.70 : 928,800.53 = 367,122.00 : x
  2. Step 2: Convert to fraction form
    673,034.70/928,800.53 = 367,122.00/x
  3. Step 3: Cross multiply
    673,034.70x = 928,800.53 × 367,122.00
  4. Step 4: Simplify right side
    673,034.70x = 340,983,101,695.05
  5. Step 5: Solve for x
    x = 340,983,101,695.05/673,034.70
  6. Step 6: Final answer
    x = 506,635.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.