Home / 968,854.98-1,336,262.49-629,432.58

Finding the Fourth Proportional to 968,854.98, 1,336,262.49 and 629,432.58

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Solution

The fourth proportional to 968,854.98, 1,336,262.49 and 629,432.58 is: 868,124.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,854.98 : 1,336,262.49 = 629,432.58 : x
  2. Step 2: Convert to fraction form
    968,854.98/1,336,262.49 = 629,432.58/x
  3. Step 3: Cross multiply
    968,854.98x = 1,336,262.49 × 629,432.58
  4. Step 4: Simplify right side
    968,854.98x = 841,087,146,637.92
  5. Step 5: Solve for x
    x = 841,087,146,637.92/968,854.98
  6. Step 6: Final answer
    x = 868,124.91

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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.