Home / 742,583.36-1,024,737.60-403,044.32

Finding the Fourth Proportional to 742,583.36, 1,024,737.60 and 403,044.32

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Solution

The fourth proportional to 742,583.36, 1,024,737.60 and 403,044.32 is: 556,186.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,583.36 : 1,024,737.60 = 403,044.32 : x
  2. Step 2: Convert to fraction form
    742,583.36/1,024,737.60 = 403,044.32/x
  3. Step 3: Cross multiply
    742,583.36x = 1,024,737.60 × 403,044.32
  4. Step 4: Simplify right side
    742,583.36x = 413,014,669,170.43
  5. Step 5: Solve for x
    x = 413,014,669,170.43/742,583.36
  6. Step 6: Final answer
    x = 556,186.27

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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.