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Finding the Fourth Proportional to 600,097.80, 828,213.30 and 345,459.72

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Solution

The fourth proportional to 600,097.80, 828,213.30 and 345,459.72 is: 476,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,097.80 : 828,213.30 = 345,459.72 : x
  2. Step 2: Convert to fraction form
    600,097.80/828,213.30 = 345,459.72/x
  3. Step 3: Cross multiply
    600,097.80x = 828,213.30 × 345,459.72
  4. Step 4: Simplify right side
    600,097.80x = 286,114,334,718.28
  5. Step 5: Solve for x
    x = 286,114,334,718.28/600,097.80
  6. Step 6: Final answer
    x = 476,779.51

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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.