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Finding the Fourth Proportional to 601,157.45, 829,644.76 and 342,975.11

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Solution

The fourth proportional to 601,157.45, 829,644.76 and 342,975.11 is: 473,332.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,157.45 : 829,644.76 = 342,975.11 : x
  2. Step 2: Convert to fraction form
    601,157.45/829,644.76 = 342,975.11/x
  3. Step 3: Cross multiply
    601,157.45x = 829,644.76 × 342,975.11
  4. Step 4: Simplify right side
    601,157.45x = 284,547,496,958.82
  5. Step 5: Solve for x
    x = 284,547,496,958.82/601,157.45
  6. Step 6: Final answer
    x = 473,332.73

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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.