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Finding the Fourth Proportional to 598,916.60, 898,374.90 and 362,720.60

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Solution

The fourth proportional to 598,916.60, 898,374.90 and 362,720.60 is: 544,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,916.60 : 898,374.90 = 362,720.60 : x
  2. Step 2: Convert to fraction form
    598,916.60/898,374.90 = 362,720.60/x
  3. Step 3: Cross multiply
    598,916.60x = 898,374.90 × 362,720.60
  4. Step 4: Simplify right side
    598,916.60x = 325,859,082,752.94
  5. Step 5: Solve for x
    x = 325,859,082,752.94/598,916.60
  6. Step 6: Final answer
    x = 544,080.90

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Double scale
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Similar ratio
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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.