Home / 948,264.52-1,308,537.84-540,353.38

Finding the Fourth Proportional to 948,264.52, 1,308,537.84 and 540,353.38

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Solution

The fourth proportional to 948,264.52, 1,308,537.84 and 540,353.38 is: 745,649.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,264.52 : 1,308,537.84 = 540,353.38 : x
  2. Step 2: Convert to fraction form
    948,264.52/1,308,537.84 = 540,353.38/x
  3. Step 3: Cross multiply
    948,264.52x = 1,308,537.84 × 540,353.38
  4. Step 4: Simplify right side
    948,264.52x = 707,072,844,701.90
  5. Step 5: Solve for x
    x = 707,072,844,701.90/948,264.52
  6. Step 6: Final answer
    x = 745,649.37

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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.