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Finding the Fourth Proportional to 566,630.40, 849,038.40 and 300,043.20

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Solution

The fourth proportional to 566,630.40, 849,038.40 and 300,043.20 is: 449,584.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,630.40 : 849,038.40 = 300,043.20 : x
  2. Step 2: Convert to fraction form
    566,630.40/849,038.40 = 300,043.20/x
  3. Step 3: Cross multiply
    566,630.40x = 849,038.40 × 300,043.20
  4. Step 4: Simplify right side
    566,630.40x = 254,748,198,458.88
  5. Step 5: Solve for x
    x = 254,748,198,458.88/566,630.40
  6. Step 6: Final answer
    x = 449,584.42

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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.