Home / 975,090.80-1,463,500.20-575,231.60

Finding the Fourth Proportional to 975,090.80, 1,463,500.20 and 575,231.60

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Solution

The fourth proportional to 975,090.80, 1,463,500.20 and 575,231.60 is: 863,357.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,090.80 : 1,463,500.20 = 575,231.60 : x
  2. Step 2: Convert to fraction form
    975,090.80/1,463,500.20 = 575,231.60/x
  3. Step 3: Cross multiply
    975,090.80x = 1,463,500.20 × 575,231.60
  4. Step 4: Simplify right side
    975,090.80x = 841,851,561,646.32
  5. Step 5: Solve for x
    x = 841,851,561,646.32/975,090.80
  6. Step 6: Final answer
    x = 863,357.10

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Double scale
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Similar ratio
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1.5x scale

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.