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Finding the Fourth Proportional to 476,068.96, 656,377.32 and 348,523.12

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Solution

The fourth proportional to 476,068.96, 656,377.32 and 348,523.12 is: 480,524.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,068.96 : 656,377.32 = 348,523.12 : x
  2. Step 2: Convert to fraction form
    476,068.96/656,377.32 = 348,523.12/x
  3. Step 3: Cross multiply
    476,068.96x = 656,377.32 × 348,523.12
  4. Step 4: Simplify right side
    476,068.96x = 228,762,671,463.64
  5. Step 5: Solve for x
    x = 228,762,671,463.64/476,068.96
  6. Step 6: Final answer
    x = 480,524.23

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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.