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Finding the Fourth Proportional to 601,941.24, 830,678.72 and 330,003.29

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Solution

The fourth proportional to 601,941.24, 830,678.72 and 330,003.29 is: 455,404.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,941.24 : 830,678.72 = 330,003.29 : x
  2. Step 2: Convert to fraction form
    601,941.24/830,678.72 = 330,003.29/x
  3. Step 3: Cross multiply
    601,941.24x = 830,678.72 × 330,003.29
  4. Step 4: Simplify right side
    601,941.24x = 274,126,710,959.67
  5. Step 5: Solve for x
    x = 274,126,710,959.67/601,941.24
  6. Step 6: Final answer
    x = 455,404.44

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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.