Home / 742,557.24-1,024,730.10-403,025.58

Finding the Fourth Proportional to 742,557.24, 1,024,730.10 and 403,025.58

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Solution

The fourth proportional to 742,557.24, 1,024,730.10 and 403,025.58 is: 556,175.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,557.24 : 1,024,730.10 = 403,025.58 : x
  2. Step 2: Convert to fraction form
    742,557.24/1,024,730.10 = 403,025.58/x
  3. Step 3: Cross multiply
    742,557.24x = 1,024,730.10 × 403,025.58
  4. Step 4: Simplify right side
    742,557.24x = 412,992,442,895.96
  5. Step 5: Solve for x
    x = 412,992,442,895.96/742,557.24
  6. Step 6: Final answer
    x = 556,175.90

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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.