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Finding the Fourth Proportional to 601,973.84, 830,733.24 and 330,066.56

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Solution

The fourth proportional to 601,973.84, 830,733.24 and 330,066.56 is: 455,496.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,973.84 : 830,733.24 = 330,066.56 : x
  2. Step 2: Convert to fraction form
    601,973.84/830,733.24 = 330,066.56/x
  3. Step 3: Cross multiply
    601,973.84x = 830,733.24 × 330,066.56
  4. Step 4: Simplify right side
    601,973.84x = 274,197,262,804.45
  5. Step 5: Solve for x
    x = 274,197,262,804.45/601,973.84
  6. Step 6: Final answer
    x = 455,496.97

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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.