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Finding the Fourth Proportional to 600,668.46, 828,840.60 and 358,899.93

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Solution

The fourth proportional to 600,668.46, 828,840.60 and 358,899.93 is: 495,232.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,668.46 : 828,840.60 = 358,899.93 : x
  2. Step 2: Convert to fraction form
    600,668.46/828,840.60 = 358,899.93/x
  3. Step 3: Cross multiply
    600,668.46x = 828,840.60 × 358,899.93
  4. Step 4: Simplify right side
    600,668.46x = 297,470,833,321.16
  5. Step 5: Solve for x
    x = 297,470,833,321.16/600,668.46
  6. Step 6: Final answer
    x = 495,232.98

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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.