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Finding the Fourth Proportional to 601,485.57, 830,018.37 and 343,352.27

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Solution

The fourth proportional to 601,485.57, 830,018.37 and 343,352.27 is: 473,808.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,485.57 : 830,018.37 = 343,352.27 : x
  2. Step 2: Convert to fraction form
    601,485.57/830,018.37 = 343,352.27/x
  3. Step 3: Cross multiply
    601,485.57x = 830,018.37 × 343,352.27
  4. Step 4: Simplify right side
    601,485.57x = 284,988,687,277.93
  5. Step 5: Solve for x
    x = 284,988,687,277.93/601,485.57
  6. Step 6: Final answer
    x = 473,808.02

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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.