Home / 1,069,945.90-1,604,339.31-470,204.98

Finding the Fourth Proportional to 1,069,945.90, 1,604,339.31 and 470,204.98

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Solution

The fourth proportional to 1,069,945.90, 1,604,339.31 and 470,204.98 is: 705,052.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,945.90 : 1,604,339.31 = 470,204.98 : x
  2. Step 2: Convert to fraction form
    1,069,945.90/1,604,339.31 = 470,204.98/x
  3. Step 3: Cross multiply
    1,069,945.90x = 1,604,339.31 × 470,204.98
  4. Step 4: Simplify right side
    1,069,945.90x = 754,368,333,171.76
  5. Step 5: Solve for x
    x = 754,368,333,171.76/1,069,945.90
  6. Step 6: Final answer
    x = 705,052.78

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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.