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Finding the Fourth Proportional to 607,041.24, 838,052.42 and 365,383

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Solution

The fourth proportional to 607,041.24, 838,052.42 and 365,383 is: 504,430.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,041.24 : 838,052.42 = 365,383 : x
  2. Step 2: Convert to fraction form
    607,041.24/838,052.42 = 365,383/x
  3. Step 3: Cross multiply
    607,041.24x = 838,052.42 × 365,383
  4. Step 4: Simplify right side
    607,041.24x = 306,210,107,376.86
  5. Step 5: Solve for x
    x = 306,210,107,376.86/607,041.24
  6. Step 6: Final answer
    x = 504,430.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.