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Finding the Fourth Proportional to 609,500.16, 841,112.64 and 355,026.24

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Solution

The fourth proportional to 609,500.16, 841,112.64 and 355,026.24 is: 489,937.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,500.16 : 841,112.64 = 355,026.24 : x
  2. Step 2: Convert to fraction form
    609,500.16/841,112.64 = 355,026.24/x
  3. Step 3: Cross multiply
    609,500.16x = 841,112.64 × 355,026.24
  4. Step 4: Simplify right side
    609,500.16x = 298,617,057,995.67
  5. Step 5: Solve for x
    x = 298,617,057,995.67/609,500.16
  6. Step 6: Final answer
    x = 489,937.62

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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.