Home / 904,535.12-1,248,842.63-560,738.45

Finding the Fourth Proportional to 904,535.12, 1,248,842.63 and 560,738.45

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Solution

The fourth proportional to 904,535.12, 1,248,842.63 and 560,738.45 is: 774,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,535.12 : 1,248,842.63 = 560,738.45 : x
  2. Step 2: Convert to fraction form
    904,535.12/1,248,842.63 = 560,738.45/x
  3. Step 3: Cross multiply
    904,535.12x = 1,248,842.63 × 560,738.45
  4. Step 4: Simplify right side
    904,535.12x = 700,274,085,164.08
  5. Step 5: Solve for x
    x = 700,274,085,164.08/904,535.12
  6. Step 6: Final answer
    x = 774,181.20

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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.