Home / 839,725.52-1,158,821.24-457,752.60

Finding the Fourth Proportional to 839,725.52, 1,158,821.24 and 457,752.60

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Solution

The fourth proportional to 839,725.52, 1,158,821.24 and 457,752.60 is: 631,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,725.52 : 1,158,821.24 = 457,752.60 : x
  2. Step 2: Convert to fraction form
    839,725.52/1,158,821.24 = 457,752.60/x
  3. Step 3: Cross multiply
    839,725.52x = 1,158,821.24 × 457,752.60
  4. Step 4: Simplify right side
    839,725.52x = 530,453,433,256.46
  5. Step 5: Solve for x
    x = 530,453,433,256.46/839,725.52
  6. Step 6: Final answer
    x = 631,698.60

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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.