Home / 907,870.44-1,361,586.96-402,151.80

Finding the Fourth Proportional to 907,870.44, 1,361,586.96 and 402,151.80

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Solution

The fourth proportional to 907,870.44, 1,361,586.96 and 402,151.80 is: 603,130.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,870.44 : 1,361,586.96 = 402,151.80 : x
  2. Step 2: Convert to fraction form
    907,870.44/1,361,586.96 = 402,151.80/x
  3. Step 3: Cross multiply
    907,870.44x = 1,361,586.96 × 402,151.80
  4. Step 4: Simplify right side
    907,870.44x = 547,564,646,820.53
  5. Step 5: Solve for x
    x = 547,564,646,820.53/907,870.44
  6. Step 6: Final answer
    x = 603,130.82

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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.