Home / 802,670.16-1,107,705.96-453,782.80

Finding the Fourth Proportional to 802,670.16, 1,107,705.96 and 453,782.80

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Solution

The fourth proportional to 802,670.16, 1,107,705.96 and 453,782.80 is: 626,232.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,670.16 : 1,107,705.96 = 453,782.80 : x
  2. Step 2: Convert to fraction form
    802,670.16/1,107,705.96 = 453,782.80/x
  3. Step 3: Cross multiply
    802,670.16x = 1,107,705.96 × 453,782.80
  4. Step 4: Simplify right side
    802,670.16x = 502,657,912,105.49
  5. Step 5: Solve for x
    x = 502,657,912,105.49/802,670.16
  6. Step 6: Final answer
    x = 626,232.21

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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.