Home / 746,966.64-1,118,557.56-463,211.28

Finding the Fourth Proportional to 746,966.64, 1,118,557.56 and 463,211.28

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Solution

The fourth proportional to 746,966.64, 1,118,557.56 and 463,211.28 is: 693,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,966.64 : 1,118,557.56 = 463,211.28 : x
  2. Step 2: Convert to fraction form
    746,966.64/1,118,557.56 = 463,211.28/x
  3. Step 3: Cross multiply
    746,966.64x = 1,118,557.56 × 463,211.28
  4. Step 4: Simplify right side
    746,966.64x = 518,128,479,121.28
  5. Step 5: Solve for x
    x = 518,128,479,121.28/746,966.64
  6. Step 6: Final answer
    x = 693,643.40

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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.