Home / 742,960.27-1,113,662.57-310,925.26

Finding the Fourth Proportional to 742,960.27, 1,113,662.57 and 310,925.26

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Solution

The fourth proportional to 742,960.27, 1,113,662.57 and 310,925.26 is: 466,062.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,960.27 : 1,113,662.57 = 310,925.26 : x
  2. Step 2: Convert to fraction form
    742,960.27/1,113,662.57 = 310,925.26/x
  3. Step 3: Cross multiply
    742,960.27x = 1,113,662.57 × 310,925.26
  4. Step 4: Simplify right side
    742,960.27x = 346,265,824,129.52
  5. Step 5: Solve for x
    x = 346,265,824,129.52/742,960.27
  6. Step 6: Final answer
    x = 466,062.37

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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.