Home / 775,319.64-1,069,784.29-452,967.48

Finding the Fourth Proportional to 775,319.64, 1,069,784.29 and 452,967.48

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Solution

The fourth proportional to 775,319.64, 1,069,784.29 and 452,967.48 is: 625,003.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,319.64 : 1,069,784.29 = 452,967.48 : x
  2. Step 2: Convert to fraction form
    775,319.64/1,069,784.29 = 452,967.48/x
  3. Step 3: Cross multiply
    775,319.64x = 1,069,784.29 × 452,967.48
  4. Step 4: Simplify right side
    775,319.64x = 484,577,492,852.47
  5. Step 5: Solve for x
    x = 484,577,492,852.47/775,319.64
  6. Step 6: Final answer
    x = 625,003.51

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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.