Home / 896,873.70-1,237,685.04-488,975.52

Finding the Fourth Proportional to 896,873.70, 1,237,685.04 and 488,975.52

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Solution

The fourth proportional to 896,873.70, 1,237,685.04 and 488,975.52 is: 674,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,873.70 : 1,237,685.04 = 488,975.52 : x
  2. Step 2: Convert to fraction form
    896,873.70/1,237,685.04 = 488,975.52/x
  3. Step 3: Cross multiply
    896,873.70x = 1,237,685.04 × 488,975.52
  4. Step 4: Simplify right side
    896,873.70x = 605,197,686,030.22
  5. Step 5: Solve for x
    x = 605,197,686,030.22/896,873.70
  6. Step 6: Final answer
    x = 674,785.85

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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.