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Finding the Fourth Proportional to 600,108.84, 828,358.74 and 345,561.48

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Solution

The fourth proportional to 600,108.84, 828,358.74 and 345,561.48 is: 476,994.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,108.84 : 828,358.74 = 345,561.48 : x
  2. Step 2: Convert to fraction form
    600,108.84/828,358.74 = 345,561.48/x
  3. Step 3: Cross multiply
    600,108.84x = 828,358.74 × 345,561.48
  4. Step 4: Simplify right side
    600,108.84x = 286,248,872,165.34
  5. Step 5: Solve for x
    x = 286,248,872,165.34/600,108.84
  6. Step 6: Final answer
    x = 476,994.93

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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.