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Finding the Fourth Proportional to 675,670.41, 933,190.47 and 460,436.81

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Solution

The fourth proportional to 675,670.41, 933,190.47 and 460,436.81 is: 635,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,670.41 : 933,190.47 = 460,436.81 : x
  2. Step 2: Convert to fraction form
    675,670.41/933,190.47 = 460,436.81/x
  3. Step 3: Cross multiply
    675,670.41x = 933,190.47 × 460,436.81
  4. Step 4: Simplify right side
    675,670.41x = 429,675,238,463.25
  5. Step 5: Solve for x
    x = 429,675,238,463.25/675,670.41
  6. Step 6: Final answer
    x = 635,924.31

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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.