Home / 896,421.95-1,237,062.30-494,013.95

Finding the Fourth Proportional to 896,421.95, 1,237,062.30 and 494,013.95

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Solution

The fourth proportional to 896,421.95, 1,237,062.30 and 494,013.95 is: 681,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,421.95 : 1,237,062.30 = 494,013.95 : x
  2. Step 2: Convert to fraction form
    896,421.95/1,237,062.30 = 494,013.95/x
  3. Step 3: Cross multiply
    896,421.95x = 1,237,062.30 × 494,013.95
  4. Step 4: Simplify right side
    896,421.95x = 611,126,027,033.77
  5. Step 5: Solve for x
    x = 611,126,027,033.77/896,421.95
  6. Step 6: Final answer
    x = 681,739.25

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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.