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Finding the Fourth Proportional to 346,773, 478,585.68 and 195,879.72

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Solution

The fourth proportional to 346,773, 478,585.68 and 195,879.72 is: 270,336.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,773 : 478,585.68 = 195,879.72 : x
  2. Step 2: Convert to fraction form
    346,773/478,585.68 = 195,879.72/x
  3. Step 3: Cross multiply
    346,773x = 478,585.68 × 195,879.72
  4. Step 4: Simplify right side
    346,773x = 93,745,228,994.41
  5. Step 5: Solve for x
    x = 93,745,228,994.41/346,773
  6. Step 6: Final answer
    x = 270,336.01

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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.