Home / 746,966.40-1,119,113.10-454,313.40

Finding the Fourth Proportional to 746,966.40, 1,119,113.10 and 454,313.40

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Solution

The fourth proportional to 746,966.40, 1,119,113.10 and 454,313.40 is: 680,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,966.40 : 1,119,113.10 = 454,313.40 : x
  2. Step 2: Convert to fraction form
    746,966.40/1,119,113.10 = 454,313.40/x
  3. Step 3: Cross multiply
    746,966.40x = 1,119,113.10 × 454,313.40
  4. Step 4: Simplify right side
    746,966.40x = 508,428,077,445.54
  5. Step 5: Solve for x
    x = 508,428,077,445.54/746,966.40
  6. Step 6: Final answer
    x = 680,657.23

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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.