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Finding the Fourth Proportional to 344,547.12, 475,620.84 and 323,024.88

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Solution

The fourth proportional to 344,547.12, 475,620.84 and 323,024.88 is: 445,911.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,547.12 : 475,620.84 = 323,024.88 : x
  2. Step 2: Convert to fraction form
    344,547.12/475,620.84 = 323,024.88/x
  3. Step 3: Cross multiply
    344,547.12x = 475,620.84 × 323,024.88
  4. Step 4: Simplify right side
    344,547.12x = 153,637,364,766.50
  5. Step 5: Solve for x
    x = 153,637,364,766.50/344,547.12
  6. Step 6: Final answer
    x = 445,911.04

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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.