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Finding the Fourth Proportional to 602,525.62, 831,457.29 and 330,587.38

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Solution

The fourth proportional to 602,525.62, 831,457.29 and 330,587.38 is: 456,195.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,525.62 : 831,457.29 = 330,587.38 : x
  2. Step 2: Convert to fraction form
    602,525.62/831,457.29 = 330,587.38/x
  3. Step 3: Cross multiply
    602,525.62x = 831,457.29 × 330,587.38
  4. Step 4: Simplify right side
    602,525.62x = 274,869,287,083.00
  5. Step 5: Solve for x
    x = 274,869,287,083.00/602,525.62
  6. Step 6: Final answer
    x = 456,195.19

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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.