Home / 370,408.02-555,230.66-145,677.35

Finding the Fourth Proportional to 370,408.02, 555,230.66 and 145,677.35

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Solution

The fourth proportional to 370,408.02, 555,230.66 and 145,677.35 is: 218,366.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,408.02 : 555,230.66 = 145,677.35 : x
  2. Step 2: Convert to fraction form
    370,408.02/555,230.66 = 145,677.35/x
  3. Step 3: Cross multiply
    370,408.02x = 555,230.66 × 145,677.35
  4. Step 4: Simplify right side
    370,408.02x = 80,884,527,683.01
  5. Step 5: Solve for x
    x = 80,884,527,683.01/370,408.02
  6. Step 6: Final answer
    x = 218,366.03

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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.