Home / 346,715.32-520,072.98-122,022.84

Finding the Fourth Proportional to 346,715.32, 520,072.98 and 122,022.84

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Solution

The fourth proportional to 346,715.32, 520,072.98 and 122,022.84 is: 183,034.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,715.32 : 520,072.98 = 122,022.84 : x
  2. Step 2: Convert to fraction form
    346,715.32/520,072.98 = 122,022.84/x
  3. Step 3: Cross multiply
    346,715.32x = 520,072.98 × 122,022.84
  4. Step 4: Simplify right side
    346,715.32x = 63,460,782,026.86
  5. Step 5: Solve for x
    x = 63,460,782,026.86/346,715.32
  6. Step 6: Final answer
    x = 183,034.26

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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.