Home / 854,076.20-1,178,604.42-472,093.16

Finding the Fourth Proportional to 854,076.20, 1,178,604.42 and 472,093.16

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Solution

The fourth proportional to 854,076.20, 1,178,604.42 and 472,093.16 is: 651,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,076.20 : 1,178,604.42 = 472,093.16 : x
  2. Step 2: Convert to fraction form
    854,076.20/1,178,604.42 = 472,093.16/x
  3. Step 3: Cross multiply
    854,076.20x = 1,178,604.42 × 472,093.16
  4. Step 4: Simplify right side
    854,076.20x = 556,411,085,027.77
  5. Step 5: Solve for x
    x = 556,411,085,027.77/854,076.20
  6. Step 6: Final answer
    x = 651,477.10

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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.