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Finding the Fourth Proportional to 404,733.75, 607,130.06 and 155,415.75

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Solution

The fourth proportional to 404,733.75, 607,130.06 and 155,415.75 is: 233,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,733.75 : 607,130.06 = 155,415.75 : x
  2. Step 2: Convert to fraction form
    404,733.75/607,130.06 = 155,415.75/x
  3. Step 3: Cross multiply
    404,733.75x = 607,130.06 × 155,415.75
  4. Step 4: Simplify right side
    404,733.75x = 94,357,572,845.37
  5. Step 5: Solve for x
    x = 94,357,572,845.37/404,733.75
  6. Step 6: Final answer
    x = 233,134.93

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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.