Home / 972,014.32-1,458,012.52-307,166.32

Finding the Fourth Proportional to 972,014.32, 1,458,012.52 and 307,166.32

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Solution

The fourth proportional to 972,014.32, 1,458,012.52 and 307,166.32 is: 460,746.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,014.32 : 1,458,012.52 = 307,166.32 : x
  2. Step 2: Convert to fraction form
    972,014.32/1,458,012.52 = 307,166.32/x
  3. Step 3: Cross multiply
    972,014.32x = 1,458,012.52 × 307,166.32
  4. Step 4: Simplify right side
    972,014.32x = 447,852,340,282.33
  5. Step 5: Solve for x
    x = 447,852,340,282.33/972,014.32
  6. Step 6: Final answer
    x = 460,746.65

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Double scale
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Similar ratio
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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.