Home / 907,828.40-1,252,382.58-585,642.30

Finding the Fourth Proportional to 907,828.40, 1,252,382.58 and 585,642.30

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Solution

The fourth proportional to 907,828.40, 1,252,382.58 and 585,642.30 is: 807,915.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,828.40 : 1,252,382.58 = 585,642.30 : x
  2. Step 2: Convert to fraction form
    907,828.40/1,252,382.58 = 585,642.30/x
  3. Step 3: Cross multiply
    907,828.40x = 1,252,382.58 × 585,642.30
  4. Step 4: Simplify right side
    907,828.40x = 733,448,214,631.13
  5. Step 5: Solve for x
    x = 733,448,214,631.13/907,828.40
  6. Step 6: Final answer
    x = 807,915.04

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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.