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Finding the Fourth Proportional to 604,390.76, 834,088.74 and 336,113

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Solution

The fourth proportional to 604,390.76, 834,088.74 and 336,113 is: 463,852.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,390.76 : 834,088.74 = 336,113 : x
  2. Step 2: Convert to fraction form
    604,390.76/834,088.74 = 336,113/x
  3. Step 3: Cross multiply
    604,390.76x = 834,088.74 × 336,113
  4. Step 4: Simplify right side
    604,390.76x = 280,348,068,667.62
  5. Step 5: Solve for x
    x = 280,348,068,667.62/604,390.76
  6. Step 6: Final answer
    x = 463,852.34

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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.