Home / 657,273.08-907,045.64-370,792.28

Finding the Fourth Proportional to 657,273.08, 907,045.64 and 370,792.28

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Solution

The fourth proportional to 657,273.08, 907,045.64 and 370,792.28 is: 511,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,273.08 : 907,045.64 = 370,792.28 : x
  2. Step 2: Convert to fraction form
    657,273.08/907,045.64 = 370,792.28/x
  3. Step 3: Cross multiply
    657,273.08x = 907,045.64 × 370,792.28
  4. Step 4: Simplify right side
    657,273.08x = 336,325,520,919.66
  5. Step 5: Solve for x
    x = 336,325,520,919.66/657,273.08
  6. Step 6: Final answer
    x = 511,698.30

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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.