Home / 832,451.84-1,148,784.54-450,478.62

Finding the Fourth Proportional to 832,451.84, 1,148,784.54 and 450,478.62

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Solution

The fourth proportional to 832,451.84, 1,148,784.54 and 450,478.62 is: 621,661.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,451.84 : 1,148,784.54 = 450,478.62 : x
  2. Step 2: Convert to fraction form
    832,451.84/1,148,784.54 = 450,478.62/x
  3. Step 3: Cross multiply
    832,451.84x = 1,148,784.54 × 450,478.62
  4. Step 4: Simplify right side
    832,451.84x = 517,502,874,256.54
  5. Step 5: Solve for x
    x = 517,502,874,256.54/832,451.84
  6. Step 6: Final answer
    x = 621,661.04

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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.