Home / 546,945.69-754,822.98-305,275.35

Finding the Fourth Proportional to 546,945.69, 754,822.98 and 305,275.35

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Solution

The fourth proportional to 546,945.69, 754,822.98 and 305,275.35 is: 421,301.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,945.69 : 754,822.98 = 305,275.35 : x
  2. Step 2: Convert to fraction form
    546,945.69/754,822.98 = 305,275.35/x
  3. Step 3: Cross multiply
    546,945.69x = 754,822.98 × 305,275.35
  4. Step 4: Simplify right side
    546,945.69x = 230,428,849,407.54
  5. Step 5: Solve for x
    x = 230,428,849,407.54/546,945.69
  6. Step 6: Final answer
    x = 421,301.15

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1.5x scale

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.