Home / 742,152.54-1,113,225.98-268,727.16

Finding the Fourth Proportional to 742,152.54, 1,113,225.98 and 268,727.16

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Solution

The fourth proportional to 742,152.54, 1,113,225.98 and 268,727.16 is: 403,089.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,152.54 : 1,113,225.98 = 268,727.16 : x
  2. Step 2: Convert to fraction form
    742,152.54/1,113,225.98 = 268,727.16/x
  3. Step 3: Cross multiply
    742,152.54x = 1,113,225.98 × 268,727.16
  4. Step 4: Simplify right side
    742,152.54x = 299,154,056,043.62
  5. Step 5: Solve for x
    x = 299,154,056,043.62/742,152.54
  6. Step 6: Final answer
    x = 403,089.72

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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.