Home / 361,327.16-498,430.58-284,563.46

Finding the Fourth Proportional to 361,327.16, 498,430.58 and 284,563.46

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Solution

The fourth proportional to 361,327.16, 498,430.58 and 284,563.46 is: 392,539.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,327.16 : 498,430.58 = 284,563.46 : x
  2. Step 2: Convert to fraction form
    361,327.16/498,430.58 = 284,563.46/x
  3. Step 3: Cross multiply
    361,327.16x = 498,430.58 × 284,563.46
  4. Step 4: Simplify right side
    361,327.16x = 141,835,126,499.64
  5. Step 5: Solve for x
    x = 141,835,126,499.64/361,327.16
  6. Step 6: Final answer
    x = 392,539.35

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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.