Home / 897,005.30-1,345,475.55-364,511.30

Finding the Fourth Proportional to 897,005.30, 1,345,475.55 and 364,511.30

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Solution

The fourth proportional to 897,005.30, 1,345,475.55 and 364,511.30 is: 546,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,005.30 : 1,345,475.55 = 364,511.30 : x
  2. Step 2: Convert to fraction form
    897,005.30/1,345,475.55 = 364,511.30/x
  3. Step 3: Cross multiply
    897,005.30x = 1,345,475.55 × 364,511.30
  4. Step 4: Simplify right side
    897,005.30x = 490,441,041,848.72
  5. Step 5: Solve for x
    x = 490,441,041,848.72/897,005.30
  6. Step 6: Final answer
    x = 546,753.78

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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.