Home / 746,328.16-1,029,933.14-424,038.68

Finding the Fourth Proportional to 746,328.16, 1,029,933.14 and 424,038.68

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Solution

The fourth proportional to 746,328.16, 1,029,933.14 and 424,038.68 is: 585,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,328.16 : 1,029,933.14 = 424,038.68 : x
  2. Step 2: Convert to fraction form
    746,328.16/1,029,933.14 = 424,038.68/x
  3. Step 3: Cross multiply
    746,328.16x = 1,029,933.14 × 424,038.68
  4. Step 4: Simplify right side
    746,328.16x = 436,731,489,173.86
  5. Step 5: Solve for x
    x = 436,731,489,173.86/746,328.16
  6. Step 6: Final answer
    x = 585,173.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.