Home / 877,743.29-1,316,672.31-270,457.13

Finding the Fourth Proportional to 877,743.29, 1,316,672.31 and 270,457.13

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Solution

The fourth proportional to 877,743.29, 1,316,672.31 and 270,457.13 is: 405,703.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,743.29 : 1,316,672.31 = 270,457.13 : x
  2. Step 2: Convert to fraction form
    877,743.29/1,316,672.31 = 270,457.13/x
  3. Step 3: Cross multiply
    877,743.29x = 1,316,672.31 × 270,457.13
  4. Step 4: Simplify right side
    877,743.29x = 356,103,411,012.68
  5. Step 5: Solve for x
    x = 356,103,411,012.68/877,743.29
  6. Step 6: Final answer
    x = 405,703.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.