Home / 1,070,220.96-1,605,313.08-360,248.94

Finding the Fourth Proportional to 1,070,220.96, 1,605,313.08 and 360,248.94

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Solution

The fourth proportional to 1,070,220.96, 1,605,313.08 and 360,248.94 is: 540,367.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,220.96 : 1,605,313.08 = 360,248.94 : x
  2. Step 2: Convert to fraction form
    1,070,220.96/1,605,313.08 = 360,248.94/x
  3. Step 3: Cross multiply
    1,070,220.96x = 1,605,313.08 × 360,248.94
  4. Step 4: Simplify right side
    1,070,220.96x = 578,312,335,438.14
  5. Step 5: Solve for x
    x = 578,312,335,438.14/1,070,220.96
  6. Step 6: Final answer
    x = 540,367.23

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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.