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Finding the Fourth Proportional to 607,008.63, 837,718.29 and 335,128.89

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Solution

The fourth proportional to 607,008.63, 837,718.29 and 335,128.89 is: 462,503.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,008.63 : 837,718.29 = 335,128.89 : x
  2. Step 2: Convert to fraction form
    607,008.63/837,718.29 = 335,128.89/x
  3. Step 3: Cross multiply
    607,008.63x = 837,718.29 × 335,128.89
  4. Step 4: Simplify right side
    607,008.63x = 280,743,600,660.40
  5. Step 5: Solve for x
    x = 280,743,600,660.40/607,008.63
  6. Step 6: Final answer
    x = 462,503.47

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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.