Home / 913,712.10-1,370,568.15-248,864.10

Finding the Fourth Proportional to 913,712.10, 1,370,568.15 and 248,864.10

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Solution

The fourth proportional to 913,712.10, 1,370,568.15 and 248,864.10 is: 373,296.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,712.10 : 1,370,568.15 = 248,864.10 : x
  2. Step 2: Convert to fraction form
    913,712.10/1,370,568.15 = 248,864.10/x
  3. Step 3: Cross multiply
    913,712.10x = 1,370,568.15 × 248,864.10
  4. Step 4: Simplify right side
    913,712.10x = 341,085,209,138.42
  5. Step 5: Solve for x
    x = 341,085,209,138.42/913,712.10
  6. Step 6: Final answer
    x = 373,296.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.