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Finding the Fourth Proportional to 346,006.86, 477,522.86 and 210,009.48

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Solution

The fourth proportional to 346,006.86, 477,522.86 and 210,009.48 is: 289,833.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,006.86 : 477,522.86 = 210,009.48 : x
  2. Step 2: Convert to fraction form
    346,006.86/477,522.86 = 210,009.48/x
  3. Step 3: Cross multiply
    346,006.86x = 477,522.86 × 210,009.48
  4. Step 4: Simplify right side
    346,006.86x = 100,284,326,466.67
  5. Step 5: Solve for x
    x = 100,284,326,466.67/346,006.86
  6. Step 6: Final answer
    x = 289,833.35

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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.