Home / 601,982.42-830,769.68-357,112.16

Finding the Fourth Proportional to 601,982.42, 830,769.68 and 357,112.16

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Solution

The fourth proportional to 601,982.42, 830,769.68 and 357,112.16 is: 492,834.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,982.42 : 830,769.68 = 357,112.16 : x
  2. Step 2: Convert to fraction form
    601,982.42/830,769.68 = 357,112.16/x
  3. Step 3: Cross multiply
    601,982.42x = 830,769.68 × 357,112.16
  4. Step 4: Simplify right side
    601,982.42x = 296,677,948,947.90
  5. Step 5: Solve for x
    x = 296,677,948,947.90/601,982.42
  6. Step 6: Final answer
    x = 492,834.91

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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.