Home / 946,000.20-1,419,000.30-496,547.40

Finding the Fourth Proportional to 946,000.20, 1,419,000.30 and 496,547.40

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Solution

The fourth proportional to 946,000.20, 1,419,000.30 and 496,547.40 is: 744,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,000.20 : 1,419,000.30 = 496,547.40 : x
  2. Step 2: Convert to fraction form
    946,000.20/1,419,000.30 = 496,547.40/x
  3. Step 3: Cross multiply
    946,000.20x = 1,419,000.30 × 496,547.40
  4. Step 4: Simplify right side
    946,000.20x = 704,600,909,564.22
  5. Step 5: Solve for x
    x = 704,600,909,564.22/946,000.20
  6. Step 6: Final answer
    x = 744,821.10

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Double scale
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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.