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Finding the Fourth Proportional to 361,038.32, 498,240.48 and 197,701.71

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Solution

The fourth proportional to 361,038.32, 498,240.48 and 197,701.71 is: 272,832.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,038.32 : 498,240.48 = 197,701.71 : x
  2. Step 2: Convert to fraction form
    361,038.32/498,240.48 = 197,701.71/x
  3. Step 3: Cross multiply
    361,038.32x = 498,240.48 × 197,701.71
  4. Step 4: Simplify right side
    361,038.32x = 98,502,994,887.22
  5. Step 5: Solve for x
    x = 98,502,994,887.22/361,038.32
  6. Step 6: Final answer
    x = 272,832.52

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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.