Home / 746,528.24-1,117,840.53-408,866.51

Finding the Fourth Proportional to 746,528.24, 1,117,840.53 and 408,866.51

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Solution

The fourth proportional to 746,528.24, 1,117,840.53 and 408,866.51 is: 612,230.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,528.24 : 1,117,840.53 = 408,866.51 : x
  2. Step 2: Convert to fraction form
    746,528.24/1,117,840.53 = 408,866.51/x
  3. Step 3: Cross multiply
    746,528.24x = 1,117,840.53 × 408,866.51
  4. Step 4: Simplify right side
    746,528.24x = 457,047,556,237.65
  5. Step 5: Solve for x
    x = 457,047,556,237.65/746,528.24
  6. Step 6: Final answer
    x = 612,230.77

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1.5x scale

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.