Home / 943,408.60-1,415,693.07-374,690.20

Finding the Fourth Proportional to 943,408.60, 1,415,693.07 and 374,690.20

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Solution

The fourth proportional to 943,408.60, 1,415,693.07 and 374,690.20 is: 562,265.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,408.60 : 1,415,693.07 = 374,690.20 : x
  2. Step 2: Convert to fraction form
    943,408.60/1,415,693.07 = 374,690.20/x
  3. Step 3: Cross multiply
    943,408.60x = 1,415,693.07 × 374,690.20
  4. Step 4: Simplify right side
    943,408.60x = 530,446,319,536.91
  5. Step 5: Solve for x
    x = 530,446,319,536.91/943,408.60
  6. Step 6: Final answer
    x = 562,265.72

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Double scale
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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.