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Finding the Fourth Proportional to 246,798.40, 370,088.16 and 113,646.40

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Solution

The fourth proportional to 246,798.40, 370,088.16 and 113,646.40 is: 170,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,798.40 : 370,088.16 = 113,646.40 : x
  2. Step 2: Convert to fraction form
    246,798.40/370,088.16 = 113,646.40/x
  3. Step 3: Cross multiply
    246,798.40x = 370,088.16 × 113,646.40
  4. Step 4: Simplify right side
    246,798.40x = 42,059,187,066.62
  5. Step 5: Solve for x
    x = 42,059,187,066.62/246,798.40
  6. Step 6: Final answer
    x = 170,419.20

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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.