Home / 566,743.77-782,095.16-308,623.78

Finding the Fourth Proportional to 566,743.77, 782,095.16 and 308,623.78

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Solution

The fourth proportional to 566,743.77, 782,095.16 and 308,623.78 is: 425,894.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,743.77 : 782,095.16 = 308,623.78 : x
  2. Step 2: Convert to fraction form
    566,743.77/782,095.16 = 308,623.78/x
  3. Step 3: Cross multiply
    566,743.77x = 782,095.16 × 308,623.78
  4. Step 4: Simplify right side
    566,743.77x = 241,373,164,598.91
  5. Step 5: Solve for x
    x = 241,373,164,598.91/566,743.77
  6. Step 6: Final answer
    x = 425,894.69

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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.