Home / 842,439.75-1,162,567.47-460,466.54

Finding the Fourth Proportional to 842,439.75, 1,162,567.47 and 460,466.54

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Solution

The fourth proportional to 842,439.75, 1,162,567.47 and 460,466.54 is: 635,444.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,439.75 : 1,162,567.47 = 460,466.54 : x
  2. Step 2: Convert to fraction form
    842,439.75/1,162,567.47 = 460,466.54/x
  3. Step 3: Cross multiply
    842,439.75x = 1,162,567.47 × 460,466.54
  4. Step 4: Simplify right side
    842,439.75x = 535,323,420,427.45
  5. Step 5: Solve for x
    x = 535,323,420,427.45/842,439.75
  6. Step 6: Final answer
    x = 635,444.16

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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.