Home / 888,335.76-1,225,935.08-506,300.88

Finding the Fourth Proportional to 888,335.76, 1,225,935.08 and 506,300.88

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Solution

The fourth proportional to 888,335.76, 1,225,935.08 and 506,300.88 is: 698,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,335.76 : 1,225,935.08 = 506,300.88 : x
  2. Step 2: Convert to fraction form
    888,335.76/1,225,935.08 = 506,300.88/x
  3. Step 3: Cross multiply
    888,335.76x = 1,225,935.08 × 506,300.88
  4. Step 4: Simplify right side
    888,335.76x = 620,692,009,826.87
  5. Step 5: Solve for x
    x = 620,692,009,826.87/888,335.76
  6. Step 6: Final answer
    x = 698,713.30

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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.