Home / 874,775.10-1,312,562.46-395,131.14

Finding the Fourth Proportional to 874,775.10, 1,312,562.46 and 395,131.14

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Solution

The fourth proportional to 874,775.10, 1,312,562.46 and 395,131.14 is: 592,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,775.10 : 1,312,562.46 = 395,131.14 : x
  2. Step 2: Convert to fraction form
    874,775.10/1,312,562.46 = 395,131.14/x
  3. Step 3: Cross multiply
    874,775.10x = 1,312,562.46 × 395,131.14
  4. Step 4: Simplify right side
    874,775.10x = 518,634,301,141.00
  5. Step 5: Solve for x
    x = 518,634,301,141.00/874,775.10
  6. Step 6: Final answer
    x = 592,877.30

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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.