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Finding the Fourth Proportional to 370,048.44, 555,420.72 and 349,824.12

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Solution

The fourth proportional to 370,048.44, 555,420.72 and 349,824.12 is: 525,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,048.44 : 555,420.72 = 349,824.12 : x
  2. Step 2: Convert to fraction form
    370,048.44/555,420.72 = 349,824.12/x
  3. Step 3: Cross multiply
    370,048.44x = 555,420.72 × 349,824.12
  4. Step 4: Simplify right side
    370,048.44x = 194,299,564,603.77
  5. Step 5: Solve for x
    x = 194,299,564,603.77/370,048.44
  6. Step 6: Final answer
    x = 525,065.22

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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.