Home / 676,836.51-934,035.48-370,864.28

Finding the Fourth Proportional to 676,836.51, 934,035.48 and 370,864.28

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Solution

The fourth proportional to 676,836.51, 934,035.48 and 370,864.28 is: 511,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,836.51 : 934,035.48 = 370,864.28 : x
  2. Step 2: Convert to fraction form
    676,836.51/934,035.48 = 370,864.28/x
  3. Step 3: Cross multiply
    676,836.51x = 934,035.48 × 370,864.28
  4. Step 4: Simplify right side
    676,836.51x = 346,400,391,114.48
  5. Step 5: Solve for x
    x = 346,400,391,114.48/676,836.51
  6. Step 6: Final answer
    x = 511,793.30

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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.