Home / 912,825.93-1,259,602.85-504,862.95

Finding the Fourth Proportional to 912,825.93, 1,259,602.85 and 504,862.95

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Solution

The fourth proportional to 912,825.93, 1,259,602.85 and 504,862.95 is: 696,657.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,825.93 : 1,259,602.85 = 504,862.95 : x
  2. Step 2: Convert to fraction form
    912,825.93/1,259,602.85 = 504,862.95/x
  3. Step 3: Cross multiply
    912,825.93x = 1,259,602.85 × 504,862.95
  4. Step 4: Simplify right side
    912,825.93x = 635,926,808,155.09
  5. Step 5: Solve for x
    x = 635,926,808,155.09/912,825.93
  6. Step 6: Final answer
    x = 696,657.26

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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.