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Finding the Fourth Proportional to 569,492.08, 854,246.40 and 148,768

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Solution

The fourth proportional to 569,492.08, 854,246.40 and 148,768 is: 223,154.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,492.08 : 854,246.40 = 148,768 : x
  2. Step 2: Convert to fraction form
    569,492.08/854,246.40 = 148,768/x
  3. Step 3: Cross multiply
    569,492.08x = 854,246.40 × 148,768
  4. Step 4: Simplify right side
    569,492.08x = 127,084,528,435.20
  5. Step 5: Solve for x
    x = 127,084,528,435.20/569,492.08
  6. Step 6: Final answer
    x = 223,154.16

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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.