Home / 746,912.10-1,118,792.70-507,173.16

Finding the Fourth Proportional to 746,912.10, 1,118,792.70 and 507,173.16

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Solution

The fourth proportional to 746,912.10, 1,118,792.70 and 507,173.16 is: 759,689.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,912.10 : 1,118,792.70 = 507,173.16 : x
  2. Step 2: Convert to fraction form
    746,912.10/1,118,792.70 = 507,173.16/x
  3. Step 3: Cross multiply
    746,912.10x = 1,118,792.70 × 507,173.16
  4. Step 4: Simplify right side
    746,912.10x = 567,421,629,043.93
  5. Step 5: Solve for x
    x = 567,421,629,043.93/746,912.10
  6. Step 6: Final answer
    x = 759,689.97

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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.