Home / 1,246,646.25-1,870,280.42-360,182.25

Finding the Fourth Proportional to 1,246,646.25, 1,870,280.42 and 360,182.25

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Solution

The fourth proportional to 1,246,646.25, 1,870,280.42 and 360,182.25 is: 540,363.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,646.25 : 1,870,280.42 = 360,182.25 : x
  2. Step 2: Convert to fraction form
    1,246,646.25/1,870,280.42 = 360,182.25/x
  3. Step 3: Cross multiply
    1,246,646.25x = 1,870,280.42 × 360,182.25
  4. Step 4: Simplify right side
    1,246,646.25x = 673,641,808,005.63
  5. Step 5: Solve for x
    x = 673,641,808,005.63/1,246,646.25
  6. Step 6: Final answer
    x = 540,363.24

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Double scale
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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.