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Finding the Fourth Proportional to 469,515.04, 648,181.80 and 367,323.28

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Solution

The fourth proportional to 469,515.04, 648,181.80 and 367,323.28 is: 507,102.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,515.04 : 648,181.80 = 367,323.28 : x
  2. Step 2: Convert to fraction form
    469,515.04/648,181.80 = 367,323.28/x
  3. Step 3: Cross multiply
    469,515.04x = 648,181.80 × 367,323.28
  4. Step 4: Simplify right side
    469,515.04x = 238,092,264,812.30
  5. Step 5: Solve for x
    x = 238,092,264,812.30/469,515.04
  6. Step 6: Final answer
    x = 507,102.53

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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.