Home / 348,040.70-522,061.05-297,302.30

Finding the Fourth Proportional to 348,040.70, 522,061.05 and 297,302.30

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Solution

The fourth proportional to 348,040.70, 522,061.05 and 297,302.30 is: 445,953.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,040.70 : 522,061.05 = 297,302.30 : x
  2. Step 2: Convert to fraction form
    348,040.70/522,061.05 = 297,302.30/x
  3. Step 3: Cross multiply
    348,040.70x = 522,061.05 × 297,302.30
  4. Step 4: Simplify right side
    348,040.70x = 155,209,950,905.42
  5. Step 5: Solve for x
    x = 155,209,950,905.42/348,040.70
  6. Step 6: Final answer
    x = 445,953.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.