Home / 953,458.16-1,315,451.02-539,938.28

Finding the Fourth Proportional to 953,458.16, 1,315,451.02 and 539,938.28

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Solution

The fourth proportional to 953,458.16, 1,315,451.02 and 539,938.28 is: 744,932.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,458.16 : 1,315,451.02 = 539,938.28 : x
  2. Step 2: Convert to fraction form
    953,458.16/1,315,451.02 = 539,938.28/x
  3. Step 3: Cross multiply
    953,458.16x = 1,315,451.02 × 539,938.28
  4. Step 4: Simplify right side
    953,458.16x = 710,262,361,163.05
  5. Step 5: Solve for x
    x = 710,262,361,163.05/953,458.16
  6. Step 6: Final answer
    x = 744,932.91

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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.