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Finding the Fourth Proportional to 549,601.16, 824,395.20 and 309,733.16

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Solution

The fourth proportional to 549,601.16, 824,395.20 and 309,733.16 is: 464,596.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,601.16 : 824,395.20 = 309,733.16 : x
  2. Step 2: Convert to fraction form
    549,601.16/824,395.20 = 309,733.16/x
  3. Step 3: Cross multiply
    549,601.16x = 824,395.20 × 309,733.16
  4. Step 4: Simplify right side
    549,601.16x = 255,342,530,384.83
  5. Step 5: Solve for x
    x = 255,342,530,384.83/549,601.16
  6. Step 6: Final answer
    x = 464,596.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.