Home / 907,418.56-1,251,955.60-514,887.04

Finding the Fourth Proportional to 907,418.56, 1,251,955.60 and 514,887.04

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Solution

The fourth proportional to 907,418.56, 1,251,955.60 and 514,887.04 is: 710,384.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,418.56 : 1,251,955.60 = 514,887.04 : x
  2. Step 2: Convert to fraction form
    907,418.56/1,251,955.60 = 514,887.04/x
  3. Step 3: Cross multiply
    907,418.56x = 1,251,955.60 × 514,887.04
  4. Step 4: Simplify right side
    907,418.56x = 644,615,713,095.42
  5. Step 5: Solve for x
    x = 644,615,713,095.42/907,418.56
  6. Step 6: Final answer
    x = 710,384.10

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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.