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Finding the Fourth Proportional to 601,608.75, 830,220.08 and 359,901.51

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Solution

The fourth proportional to 601,608.75, 830,220.08 and 359,901.51 is: 496,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,608.75 : 830,220.08 = 359,901.51 : x
  2. Step 2: Convert to fraction form
    601,608.75/830,220.08 = 359,901.51/x
  3. Step 3: Cross multiply
    601,608.75x = 830,220.08 × 359,901.51
  4. Step 4: Simplify right side
    601,608.75x = 298,797,458,624.81
  5. Step 5: Solve for x
    x = 298,797,458,624.81/601,608.75
  6. Step 6: Final answer
    x = 496,664.08

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Double scale
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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.