Home / 867,641.79-1,301,424.33-236,555.67

Finding the Fourth Proportional to 867,641.79, 1,301,424.33 and 236,555.67

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Solution

The fourth proportional to 867,641.79, 1,301,424.33 and 236,555.67 is: 354,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,641.79 : 1,301,424.33 = 236,555.67 : x
  2. Step 2: Convert to fraction form
    867,641.79/1,301,424.33 = 236,555.67/x
  3. Step 3: Cross multiply
    867,641.79x = 1,301,424.33 × 236,555.67
  4. Step 4: Simplify right side
    867,641.79x = 307,859,304,337.45
  5. Step 5: Solve for x
    x = 307,859,304,337.45/867,641.79
  6. Step 6: Final answer
    x = 354,823.05

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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.