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Finding the Fourth Proportional to 577,543.91, 796,690.65 and 335,799.77

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Solution

The fourth proportional to 577,543.91, 796,690.65 and 335,799.77 is: 463,217.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,543.91 : 796,690.65 = 335,799.77 : x
  2. Step 2: Convert to fraction form
    577,543.91/796,690.65 = 335,799.77/x
  3. Step 3: Cross multiply
    577,543.91x = 796,690.65 × 335,799.77
  4. Step 4: Simplify right side
    577,543.91x = 267,528,533,047.70
  5. Step 5: Solve for x
    x = 267,528,533,047.70/577,543.91
  6. Step 6: Final answer
    x = 463,217.65

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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.