Home / 736,776-1,105,345.44-238,140

Finding the Fourth Proportional to 736,776, 1,105,345.44 and 238,140

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Solution

The fourth proportional to 736,776, 1,105,345.44 and 238,140 is: 357,268.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,776 : 1,105,345.44 = 238,140 : x
  2. Step 2: Convert to fraction form
    736,776/1,105,345.44 = 238,140/x
  3. Step 3: Cross multiply
    736,776x = 1,105,345.44 × 238,140
  4. Step 4: Simplify right side
    736,776x = 263,226,963,081.60
  5. Step 5: Solve for x
    x = 263,226,963,081.60/736,776
  6. Step 6: Final answer
    x = 357,268.64

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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.