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Finding the Fourth Proportional to 240,328.40, 360,492.60 and 240,328.40

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Solution

The fourth proportional to 240,328.40, 360,492.60 and 240,328.40 is: 360,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,328.40 : 360,492.60 = 240,328.40 : x
  2. Step 2: Convert to fraction form
    240,328.40/360,492.60 = 240,328.40/x
  3. Step 3: Cross multiply
    240,328.40x = 360,492.60 × 240,328.40
  4. Step 4: Simplify right side
    240,328.40x = 86,636,609,769.84
  5. Step 5: Solve for x
    x = 86,636,609,769.84/240,328.40
  6. Step 6: Final answer
    x = 360,492.60

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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.