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Finding the Fourth Proportional to 373,668.60, 559,846.80 and 306,746.40

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Solution

The fourth proportional to 373,668.60, 559,846.80 and 306,746.40 is: 459,581.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,668.60 : 559,846.80 = 306,746.40 : x
  2. Step 2: Convert to fraction form
    373,668.60/559,846.80 = 306,746.40/x
  3. Step 3: Cross multiply
    373,668.60x = 559,846.80 × 306,746.40
  4. Step 4: Simplify right side
    373,668.60x = 171,730,990,451.52
  5. Step 5: Solve for x
    x = 171,730,990,451.52/373,668.60
  6. Step 6: Final answer
    x = 459,581.00

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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.