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Finding the Fourth Proportional to 702,570.15, 969,287.45 and 460,986.84

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Solution

The fourth proportional to 702,570.15, 969,287.45 and 460,986.84 is: 635,991.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,570.15 : 969,287.45 = 460,986.84 : x
  2. Step 2: Convert to fraction form
    702,570.15/969,287.45 = 460,986.84/x
  3. Step 3: Cross multiply
    702,570.15x = 969,287.45 × 460,986.84
  4. Step 4: Simplify right side
    702,570.15x = 446,828,756,322.22
  5. Step 5: Solve for x
    x = 446,828,756,322.22/702,570.15
  6. Step 6: Final answer
    x = 635,991.66

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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.