Home / 983,842.60-1,476,023.10-352,690.60

Finding the Fourth Proportional to 983,842.60, 1,476,023.10 and 352,690.60

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Solution

The fourth proportional to 983,842.60, 1,476,023.10 and 352,690.60 is: 529,128.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,842.60 : 1,476,023.10 = 352,690.60 : x
  2. Step 2: Convert to fraction form
    983,842.60/1,476,023.10 = 352,690.60/x
  3. Step 3: Cross multiply
    983,842.60x = 1,476,023.10 × 352,690.60
  4. Step 4: Simplify right side
    983,842.60x = 520,579,472,752.86
  5. Step 5: Solve for x
    x = 520,579,472,752.86/983,842.60
  6. Step 6: Final answer
    x = 529,128.82

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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.