Home / 744,866.24-1,117,410.51-345,547.37

Finding the Fourth Proportional to 744,866.24, 1,117,410.51 and 345,547.37

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Solution

The fourth proportional to 744,866.24, 1,117,410.51 and 345,547.37 is: 518,372.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,866.24 : 1,117,410.51 = 345,547.37 : x
  2. Step 2: Convert to fraction form
    744,866.24/1,117,410.51 = 345,547.37/x
  3. Step 3: Cross multiply
    744,866.24x = 1,117,410.51 × 345,547.37
  4. Step 4: Simplify right side
    744,866.24x = 386,118,257,353.81
  5. Step 5: Solve for x
    x = 386,118,257,353.81/744,866.24
  6. Step 6: Final answer
    x = 518,372.61

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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.