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Finding the Fourth Proportional to 602,601.23, 831,587.39 and 330,673.67

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Solution

The fourth proportional to 602,601.23, 831,587.39 and 330,673.67 is: 456,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,601.23 : 831,587.39 = 330,673.67 : x
  2. Step 2: Convert to fraction form
    602,601.23/831,587.39 = 330,673.67/x
  3. Step 3: Cross multiply
    602,601.23x = 831,587.39 × 330,673.67
  4. Step 4: Simplify right side
    602,601.23x = 274,984,054,177.02
  5. Step 5: Solve for x
    x = 274,984,054,177.02/602,601.23
  6. Step 6: Final answer
    x = 456,328.40

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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.