Home / 742,540.36-1,113,801.12-237,094.92

Finding the Fourth Proportional to 742,540.36, 1,113,801.12 and 237,094.92

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Solution

The fourth proportional to 742,540.36, 1,113,801.12 and 237,094.92 is: 355,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,540.36 : 1,113,801.12 = 237,094.92 : x
  2. Step 2: Convert to fraction form
    742,540.36/1,113,801.12 = 237,094.92/x
  3. Step 3: Cross multiply
    742,540.36x = 1,113,801.12 × 237,094.92
  4. Step 4: Simplify right side
    742,540.36x = 264,076,587,442.31
  5. Step 5: Solve for x
    x = 264,076,587,442.31/742,540.36
  6. Step 6: Final answer
    x = 355,639.37

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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.