Home / 975,930.28-1,346,825.89-540,347.63

Finding the Fourth Proportional to 975,930.28, 1,346,825.89 and 540,347.63

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Solution

The fourth proportional to 975,930.28, 1,346,825.89 and 540,347.63 is: 745,703.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,930.28 : 1,346,825.89 = 540,347.63 : x
  2. Step 2: Convert to fraction form
    975,930.28/1,346,825.89 = 540,347.63/x
  3. Step 3: Cross multiply
    975,930.28x = 1,346,825.89 × 540,347.63
  4. Step 4: Simplify right side
    975,930.28x = 727,754,174,982.40
  5. Step 5: Solve for x
    x = 727,754,174,982.40/975,930.28
  6. Step 6: Final answer
    x = 745,703.04

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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.