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Finding the Fourth Proportional to 662,484.08, 914,232.48 and 376,008.96

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Solution

The fourth proportional to 662,484.08, 914,232.48 and 376,008.96 is: 518,894.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,484.08 : 914,232.48 = 376,008.96 : x
  2. Step 2: Convert to fraction form
    662,484.08/914,232.48 = 376,008.96/x
  3. Step 3: Cross multiply
    662,484.08x = 914,232.48 × 376,008.96
  4. Step 4: Simplify right side
    662,484.08x = 343,759,604,003.02
  5. Step 5: Solve for x
    x = 343,759,604,003.02/662,484.08
  6. Step 6: Final answer
    x = 518,894.89

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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.