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Finding the Fourth Proportional to 374,457.10, 560,810.85 and 366,940.30

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Solution

The fourth proportional to 374,457.10, 560,810.85 and 366,940.30 is: 549,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,457.10 : 560,810.85 = 366,940.30 : x
  2. Step 2: Convert to fraction form
    374,457.10/560,810.85 = 366,940.30/x
  3. Step 3: Cross multiply
    374,457.10x = 560,810.85 × 366,940.30
  4. Step 4: Simplify right side
    374,457.10x = 205,784,101,542.26
  5. Step 5: Solve for x
    x = 205,784,101,542.26/374,457.10
  6. Step 6: Final answer
    x = 549,553.21

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1.5x scale

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.