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Finding the Fourth Proportional to 474,958.40, 710,882.40 and 369,204.80

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Solution

The fourth proportional to 474,958.40, 710,882.40 and 369,204.80 is: 552,598.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,958.40 : 710,882.40 = 369,204.80 : x
  2. Step 2: Convert to fraction form
    474,958.40/710,882.40 = 369,204.80/x
  3. Step 3: Cross multiply
    474,958.40x = 710,882.40 × 369,204.80
  4. Step 4: Simplify right side
    474,958.40x = 262,461,194,315.52
  5. Step 5: Solve for x
    x = 262,461,194,315.52/474,958.40
  6. Step 6: Final answer
    x = 552,598.28

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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.