Home / 402,936.10-604,683.60-303,306.10

Finding the Fourth Proportional to 402,936.10, 604,683.60 and 303,306.10

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Solution

The fourth proportional to 402,936.10, 604,683.60 and 303,306.10 is: 455,169.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,936.10 : 604,683.60 = 303,306.10 : x
  2. Step 2: Convert to fraction form
    402,936.10/604,683.60 = 303,306.10/x
  3. Step 3: Cross multiply
    402,936.10x = 604,683.60 × 303,306.10
  4. Step 4: Simplify right side
    402,936.10x = 183,404,224,449.96
  5. Step 5: Solve for x
    x = 183,404,224,449.96/402,936.10
  6. Step 6: Final answer
    x = 455,169.50

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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.