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Finding the Fourth Proportional to 346,879.24, 519,904.71 and 178,480.24

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Solution

The fourth proportional to 346,879.24, 519,904.71 and 178,480.24 is: 267,507.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,879.24 : 519,904.71 = 178,480.24 : x
  2. Step 2: Convert to fraction form
    346,879.24/519,904.71 = 178,480.24/x
  3. Step 3: Cross multiply
    346,879.24x = 519,904.71 × 178,480.24
  4. Step 4: Simplify right side
    346,879.24x = 92,792,717,417.93
  5. Step 5: Solve for x
    x = 92,792,717,417.93/346,879.24
  6. Step 6: Final answer
    x = 267,507.27

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1.5x scale

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.