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Finding the Fourth Proportional to 599,574.80, 899,805.80 and 284,032.40

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Solution

The fourth proportional to 599,574.80, 899,805.80 and 284,032.40 is: 426,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,574.80 : 899,805.80 = 284,032.40 : x
  2. Step 2: Convert to fraction form
    599,574.80/899,805.80 = 284,032.40/x
  3. Step 3: Cross multiply
    599,574.80x = 899,805.80 × 284,032.40
  4. Step 4: Simplify right side
    599,574.80x = 255,574,000,907.92
  5. Step 5: Solve for x
    x = 255,574,000,907.92/599,574.80
  6. Step 6: Final answer
    x = 426,258.74

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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.