Home / 713,079.42-1,069,627.77-239,762.94

Finding the Fourth Proportional to 713,079.42, 1,069,627.77 and 239,762.94

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Solution

The fourth proportional to 713,079.42, 1,069,627.77 and 239,762.94 is: 359,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,079.42 : 1,069,627.77 = 239,762.94 : x
  2. Step 2: Convert to fraction form
    713,079.42/1,069,627.77 = 239,762.94/x
  3. Step 3: Cross multiply
    713,079.42x = 1,069,627.77 × 239,762.94
  4. Step 4: Simplify right side
    713,079.42x = 256,457,098,840.84
  5. Step 5: Solve for x
    x = 256,457,098,840.84/713,079.42
  6. Step 6: Final answer
    x = 359,647.32

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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.