Home / 347,056.16-477,944.18-325,429.97

Finding the Fourth Proportional to 347,056.16, 477,944.18 and 325,429.97

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Solution

The fourth proportional to 347,056.16, 477,944.18 and 325,429.97 is: 448,161.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,056.16 : 477,944.18 = 325,429.97 : x
  2. Step 2: Convert to fraction form
    347,056.16/477,944.18 = 325,429.97/x
  3. Step 3: Cross multiply
    347,056.16x = 477,944.18 × 325,429.97
  4. Step 4: Simplify right side
    347,056.16x = 155,537,357,362.57
  5. Step 5: Solve for x
    x = 155,537,357,362.57/347,056.16
  6. Step 6: Final answer
    x = 448,161.93

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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.