Home / 456,573.53-630,090.04-252,621.13

Finding the Fourth Proportional to 456,573.53, 630,090.04 and 252,621.13

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Solution

The fourth proportional to 456,573.53, 630,090.04 and 252,621.13 is: 348,627.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,573.53 : 630,090.04 = 252,621.13 : x
  2. Step 2: Convert to fraction form
    456,573.53/630,090.04 = 252,621.13/x
  3. Step 3: Cross multiply
    456,573.53x = 630,090.04 × 252,621.13
  4. Step 4: Simplify right side
    456,573.53x = 159,174,055,699.77
  5. Step 5: Solve for x
    x = 159,174,055,699.77/456,573.53
  6. Step 6: Final answer
    x = 348,627.43

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1.5x scale

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.