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Finding the Fourth Proportional to 602,501.24, 831,460.20 and 330,564.20

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Solution

The fourth proportional to 602,501.24, 831,460.20 and 330,564.20 is: 456,183.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,501.24 : 831,460.20 = 330,564.20 : x
  2. Step 2: Convert to fraction form
    602,501.24/831,460.20 = 330,564.20/x
  3. Step 3: Cross multiply
    602,501.24x = 831,460.20 × 330,564.20
  4. Step 4: Simplify right side
    602,501.24x = 274,850,975,844.84
  5. Step 5: Solve for x
    x = 274,850,975,844.84/602,501.24
  6. Step 6: Final answer
    x = 456,183.25

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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.