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Finding the Fourth Proportional to 497,267.60, 745,901.40 and 248,435.60

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Solution

The fourth proportional to 497,267.60, 745,901.40 and 248,435.60 is: 372,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,267.60 : 745,901.40 = 248,435.60 : x
  2. Step 2: Convert to fraction form
    497,267.60/745,901.40 = 248,435.60/x
  3. Step 3: Cross multiply
    497,267.60x = 745,901.40 × 248,435.60
  4. Step 4: Simplify right side
    497,267.60x = 185,308,461,849.84
  5. Step 5: Solve for x
    x = 185,308,461,849.84/497,267.60
  6. Step 6: Final answer
    x = 372,653.40

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Similar ratio
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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.