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Finding the Fourth Proportional to 674,670.02, 930,954.44 and 433,279.48

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Solution

The fourth proportional to 674,670.02, 930,954.44 and 433,279.48 is: 597,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,670.02 : 930,954.44 = 433,279.48 : x
  2. Step 2: Convert to fraction form
    674,670.02/930,954.44 = 433,279.48/x
  3. Step 3: Cross multiply
    674,670.02x = 930,954.44 × 433,279.48
  4. Step 4: Simplify right side
    674,670.02x = 403,363,455,666.89
  5. Step 5: Solve for x
    x = 403,363,455,666.89/674,670.02
  6. Step 6: Final answer
    x = 597,867.76

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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.