Home / 746,302.55-1,119,237.35-290,792.18

Finding the Fourth Proportional to 746,302.55, 1,119,237.35 and 290,792.18

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Solution

The fourth proportional to 746,302.55, 1,119,237.35 and 290,792.18 is: 436,103.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,302.55 : 1,119,237.35 = 290,792.18 : x
  2. Step 2: Convert to fraction form
    746,302.55/1,119,237.35 = 290,792.18/x
  3. Step 3: Cross multiply
    746,302.55x = 1,119,237.35 × 290,792.18
  4. Step 4: Simplify right side
    746,302.55x = 325,465,466,966.64
  5. Step 5: Solve for x
    x = 325,465,466,966.64/746,302.55
  6. Step 6: Final answer
    x = 436,103.92

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Double scale
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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.