Home / 750,857.40-1,036,196.46-411,303.60

Finding the Fourth Proportional to 750,857.40, 1,036,196.46 and 411,303.60

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Solution

The fourth proportional to 750,857.40, 1,036,196.46 and 411,303.60 is: 567,606.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,857.40 : 1,036,196.46 = 411,303.60 : x
  2. Step 2: Convert to fraction form
    750,857.40/1,036,196.46 = 411,303.60/x
  3. Step 3: Cross multiply
    750,857.40x = 1,036,196.46 × 411,303.60
  4. Step 4: Simplify right side
    750,857.40x = 426,191,334,305.26
  5. Step 5: Solve for x
    x = 426,191,334,305.26/750,857.40
  6. Step 6: Final answer
    x = 567,606.22

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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.