Home / 361,019.28-498,337.47-210,116.28

Finding the Fourth Proportional to 361,019.28, 498,337.47 and 210,116.28

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Solution

The fourth proportional to 361,019.28, 498,337.47 and 210,116.28 is: 290,036.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,019.28 : 498,337.47 = 210,116.28 : x
  2. Step 2: Convert to fraction form
    361,019.28/498,337.47 = 210,116.28/x
  3. Step 3: Cross multiply
    361,019.28x = 498,337.47 × 210,116.28
  4. Step 4: Simplify right side
    361,019.28x = 104,708,815,381.01
  5. Step 5: Solve for x
    x = 104,708,815,381.01/361,019.28
  6. Step 6: Final answer
    x = 290,036.63

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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.