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Finding the Fourth Proportional to 207,492.40, 310,547.40 and 182,609.20

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Solution

The fourth proportional to 207,492.40, 310,547.40 and 182,609.20 is: 273,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,492.40 : 310,547.40 = 182,609.20 : x
  2. Step 2: Convert to fraction form
    207,492.40/310,547.40 = 182,609.20/x
  3. Step 3: Cross multiply
    207,492.40x = 310,547.40 × 182,609.20
  4. Step 4: Simplify right side
    207,492.40x = 56,708,812,276.08
  5. Step 5: Solve for x
    x = 56,708,812,276.08/207,492.40
  6. Step 6: Final answer
    x = 273,305.49

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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.