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Finding the Fourth Proportional to 607,703.84, 838,559.76 and 335,755.52

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Solution

The fourth proportional to 607,703.84, 838,559.76 and 335,755.52 is: 463,303.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,703.84 : 838,559.76 = 335,755.52 : x
  2. Step 2: Convert to fraction form
    607,703.84/838,559.76 = 335,755.52/x
  3. Step 3: Cross multiply
    607,703.84x = 838,559.76 × 335,755.52
  4. Step 4: Simplify right side
    607,703.84x = 281,551,068,269.88
  5. Step 5: Solve for x
    x = 281,551,068,269.88/607,703.84
  6. Step 6: Final answer
    x = 463,303.09

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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.