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Finding the Fourth Proportional to 607,764.51, 838,723.91 and 335,838.69

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Solution

The fourth proportional to 607,764.51, 838,723.91 and 335,838.69 is: 463,462.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,764.51 : 838,723.91 = 335,838.69 : x
  2. Step 2: Convert to fraction form
    607,764.51/838,723.91 = 335,838.69/x
  3. Step 3: Cross multiply
    607,764.51x = 838,723.91 × 335,838.69
  4. Step 4: Simplify right side
    607,764.51x = 281,675,937,526.88
  5. Step 5: Solve for x
    x = 281,675,937,526.88/607,764.51
  6. Step 6: Final answer
    x = 463,462.30

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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.