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Finding the Fourth Proportional to 607,122.83, 837,812.83 and 335,185.78

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Solution

The fourth proportional to 607,122.83, 837,812.83 and 335,185.78 is: 462,547.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,122.83 : 837,812.83 = 335,185.78 : x
  2. Step 2: Convert to fraction form
    607,122.83/837,812.83 = 335,185.78/x
  3. Step 3: Cross multiply
    607,122.83x = 837,812.83 × 335,185.78
  4. Step 4: Simplify right side
    607,122.83x = 280,822,946,917.56
  5. Step 5: Solve for x
    x = 280,822,946,917.56/607,122.83
  6. Step 6: Final answer
    x = 462,547.17

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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.