Home / 872,785.87-1,306,378.56-466,962.91

Finding the Fourth Proportional to 872,785.87, 1,306,378.56 and 466,962.91

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Solution

The fourth proportional to 872,785.87, 1,306,378.56 and 466,962.91 is: 698,946.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,785.87 : 1,306,378.56 = 466,962.91 : x
  2. Step 2: Convert to fraction form
    872,785.87/1,306,378.56 = 466,962.91/x
  3. Step 3: Cross multiply
    872,785.87x = 1,306,378.56 × 466,962.91
  4. Step 4: Simplify right side
    872,785.87x = 610,030,332,424.37
  5. Step 5: Solve for x
    x = 610,030,332,424.37/872,785.87
  6. Step 6: Final answer
    x = 698,946.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.