Home / 901,266.48-1,243,892.59-514,208.16

Finding the Fourth Proportional to 901,266.48, 1,243,892.59 and 514,208.16

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Solution

The fourth proportional to 901,266.48, 1,243,892.59 and 514,208.16 is: 709,689.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,266.48 : 1,243,892.59 = 514,208.16 : x
  2. Step 2: Convert to fraction form
    901,266.48/1,243,892.59 = 514,208.16/x
  3. Step 3: Cross multiply
    901,266.48x = 1,243,892.59 × 514,208.16
  4. Step 4: Simplify right side
    901,266.48x = 639,619,718,656.01
  5. Step 5: Solve for x
    x = 639,619,718,656.01/901,266.48
  6. Step 6: Final answer
    x = 709,689.90

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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.