Home / 829,095.74-1,144,144.72-466,512.35

Finding the Fourth Proportional to 829,095.74, 1,144,144.72 and 466,512.35

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Solution

The fourth proportional to 829,095.74, 1,144,144.72 and 466,512.35 is: 643,782.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,095.74 : 1,144,144.72 = 466,512.35 : x
  2. Step 2: Convert to fraction form
    829,095.74/1,144,144.72 = 466,512.35/x
  3. Step 3: Cross multiply
    829,095.74x = 1,144,144.72 × 466,512.35
  4. Step 4: Simplify right side
    829,095.74x = 533,757,643,761.37
  5. Step 5: Solve for x
    x = 533,757,643,761.37/829,095.74
  6. Step 6: Final answer
    x = 643,782.88

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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.