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Finding the Fourth Proportional to 603,348.60, 899,693.40 and 597,944.28

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Solution

The fourth proportional to 603,348.60, 899,693.40 and 597,944.28 is: 891,634.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,348.60 : 899,693.40 = 597,944.28 : x
  2. Step 2: Convert to fraction form
    603,348.60/899,693.40 = 597,944.28/x
  3. Step 3: Cross multiply
    603,348.60x = 899,693.40 × 597,944.28
  4. Step 4: Simplify right side
    603,348.60x = 537,966,522,283.75
  5. Step 5: Solve for x
    x = 537,966,522,283.75/603,348.60
  6. Step 6: Final answer
    x = 891,634.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.