Home / 740,250-1,110,384.09-260,492.13

Finding the Fourth Proportional to 740,250, 1,110,384.09 and 260,492.13

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Solution

The fourth proportional to 740,250, 1,110,384.09 and 260,492.13 is: 390,741.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,250 : 1,110,384.09 = 260,492.13 : x
  2. Step 2: Convert to fraction form
    740,250/1,110,384.09 = 260,492.13/x
  3. Step 3: Cross multiply
    740,250x = 1,110,384.09 × 260,492.13
  4. Step 4: Simplify right side
    740,250x = 289,246,316,722.21
  5. Step 5: Solve for x
    x = 289,246,316,722.21/740,250
  6. Step 6: Final answer
    x = 390,741.39

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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.