Home / 896,364.83-1,236,947.46-488,457.92

Finding the Fourth Proportional to 896,364.83, 1,236,947.46 and 488,457.92

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Solution

The fourth proportional to 896,364.83, 1,236,947.46 and 488,457.92 is: 674,052.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,364.83 : 1,236,947.46 = 488,457.92 : x
  2. Step 2: Convert to fraction form
    896,364.83/1,236,947.46 = 488,457.92/x
  3. Step 3: Cross multiply
    896,364.83x = 1,236,947.46 × 488,457.92
  4. Step 4: Simplify right side
    896,364.83x = 604,196,784,721.54
  5. Step 5: Solve for x
    x = 604,196,784,721.54/896,364.83
  6. Step 6: Final answer
    x = 674,052.31

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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.