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Finding the Fourth Proportional to 607,528.16, 838,383.48 and 335,614.96

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Solution

The fourth proportional to 607,528.16, 838,383.48 and 335,614.96 is: 463,145.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,528.16 : 838,383.48 = 335,614.96 : x
  2. Step 2: Convert to fraction form
    607,528.16/838,383.48 = 335,614.96/x
  3. Step 3: Cross multiply
    607,528.16x = 838,383.48 × 335,614.96
  4. Step 4: Simplify right side
    607,528.16x = 281,374,038,104.86
  5. Step 5: Solve for x
    x = 281,374,038,104.86/607,528.16
  6. Step 6: Final answer
    x = 463,145.67

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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.