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Finding the Fourth Proportional to 607,066.20, 837,752.60 and 335,134.47

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Solution

The fourth proportional to 607,066.20, 837,752.60 and 335,134.47 is: 462,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,066.20 : 837,752.60 = 335,134.47 : x
  2. Step 2: Convert to fraction form
    607,066.20/837,752.60 = 335,134.47/x
  3. Step 3: Cross multiply
    607,066.20x = 837,752.60 × 335,134.47
  4. Step 4: Simplify right side
    607,066.20x = 280,759,771,916.45
  5. Step 5: Solve for x
    x = 280,759,771,916.45/607,066.20
  6. Step 6: Final answer
    x = 462,486.25

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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.