Home / 602,499.24-831,457.44-330,562.20

Finding the Fourth Proportional to 602,499.24, 831,457.44 and 330,562.20

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Solution

The fourth proportional to 602,499.24, 831,457.44 and 330,562.20 is: 456,180.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,499.24 : 831,457.44 = 330,562.20 : x
  2. Step 2: Convert to fraction form
    602,499.24/831,457.44 = 330,562.20/x
  3. Step 3: Cross multiply
    602,499.24x = 831,457.44 × 330,562.20
  4. Step 4: Simplify right side
    602,499.24x = 274,848,400,572.77
  5. Step 5: Solve for x
    x = 274,848,400,572.77/602,499.24
  6. Step 6: Final answer
    x = 456,180.49

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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.