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Finding the Fourth Proportional to 360,802.16, 497,899.53 and 199,657.10

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Solution

The fourth proportional to 360,802.16, 497,899.53 and 199,657.10 is: 275,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,802.16 : 497,899.53 = 199,657.10 : x
  2. Step 2: Convert to fraction form
    360,802.16/497,899.53 = 199,657.10/x
  3. Step 3: Cross multiply
    360,802.16x = 497,899.53 × 199,657.10
  4. Step 4: Simplify right side
    360,802.16x = 99,409,176,251.16
  5. Step 5: Solve for x
    x = 99,409,176,251.16/360,802.16
  6. Step 6: Final answer
    x = 275,522.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.