Home / 916,324.48-1,264,570.38-572,364.08

Finding the Fourth Proportional to 916,324.48, 1,264,570.38 and 572,364.08

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Solution

The fourth proportional to 916,324.48, 1,264,570.38 and 572,364.08 is: 789,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,324.48 : 1,264,570.38 = 572,364.08 : x
  2. Step 2: Convert to fraction form
    916,324.48/1,264,570.38 = 572,364.08/x
  3. Step 3: Cross multiply
    916,324.48x = 1,264,570.38 × 572,364.08
  4. Step 4: Simplify right side
    916,324.48x = 723,794,662,143.95
  5. Step 5: Solve for x
    x = 723,794,662,143.95/916,324.48
  6. Step 6: Final answer
    x = 789,889.04

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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.