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Finding the Fourth Proportional to 601,328.20, 829,846.32 and 343,199.98

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Solution

The fourth proportional to 601,328.20, 829,846.32 and 343,199.98 is: 473,623.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,328.20 : 829,846.32 = 343,199.98 : x
  2. Step 2: Convert to fraction form
    601,328.20/829,846.32 = 343,199.98/x
  3. Step 3: Cross multiply
    601,328.20x = 829,846.32 × 343,199.98
  4. Step 4: Simplify right side
    601,328.20x = 284,803,240,427.07
  5. Step 5: Solve for x
    x = 284,803,240,427.07/601,328.20
  6. Step 6: Final answer
    x = 473,623.62

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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.