Home / 822,303.10-1,233,303.72-372,915.91

Finding the Fourth Proportional to 822,303.10, 1,233,303.72 and 372,915.91

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Solution

The fourth proportional to 822,303.10, 1,233,303.72 and 372,915.91 is: 559,305.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,303.10 : 1,233,303.72 = 372,915.91 : x
  2. Step 2: Convert to fraction form
    822,303.10/1,233,303.72 = 372,915.91/x
  3. Step 3: Cross multiply
    822,303.10x = 1,233,303.72 × 372,915.91
  4. Step 4: Simplify right side
    822,303.10x = 459,918,579,050.19
  5. Step 5: Solve for x
    x = 459,918,579,050.19/822,303.10
  6. Step 6: Final answer
    x = 559,305.42

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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.