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Finding the Fourth Proportional to 546,482.68, 754,144.64 and 304,765.52

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Solution

The fourth proportional to 546,482.68, 754,144.64 and 304,765.52 is: 420,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,482.68 : 754,144.64 = 304,765.52 : x
  2. Step 2: Convert to fraction form
    546,482.68/754,144.64 = 304,765.52/x
  3. Step 3: Cross multiply
    546,482.68x = 754,144.64 × 304,765.52
  4. Step 4: Simplify right side
    546,482.68x = 229,837,283,364.81
  5. Step 5: Solve for x
    x = 229,837,283,364.81/546,482.68
  6. Step 6: Final answer
    x = 420,575.60

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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.