Home / 832,476.36-1,148,817.30-450,503.16

Finding the Fourth Proportional to 832,476.36, 1,148,817.30 and 450,503.16

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Solution

The fourth proportional to 832,476.36, 1,148,817.30 and 450,503.16 is: 621,694.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,476.36 : 1,148,817.30 = 450,503.16 : x
  2. Step 2: Convert to fraction form
    832,476.36/1,148,817.30 = 450,503.16/x
  3. Step 3: Cross multiply
    832,476.36x = 1,148,817.30 × 450,503.16
  4. Step 4: Simplify right side
    832,476.36x = 517,545,823,912.67
  5. Step 5: Solve for x
    x = 517,545,823,912.67/832,476.36
  6. Step 6: Final answer
    x = 621,694.32

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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.