Home / 761,993.60-1,051,598.34-422,461.85

Finding the Fourth Proportional to 761,993.60, 1,051,598.34 and 422,461.85

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Solution

The fourth proportional to 761,993.60, 1,051,598.34 and 422,461.85 is: 583,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,993.60 : 1,051,598.34 = 422,461.85 : x
  2. Step 2: Convert to fraction form
    761,993.60/1,051,598.34 = 422,461.85/x
  3. Step 3: Cross multiply
    761,993.60x = 1,051,598.34 × 422,461.85
  4. Step 4: Simplify right side
    761,993.60x = 444,260,182,600.02
  5. Step 5: Solve for x
    x = 444,260,182,600.02/761,993.60
  6. Step 6: Final answer
    x = 583,023.51

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Double scale
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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.