Home / 730,603.70-1,095,905.55-553,456.70

Finding the Fourth Proportional to 730,603.70, 1,095,905.55 and 553,456.70

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Solution

The fourth proportional to 730,603.70, 1,095,905.55 and 553,456.70 is: 830,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,603.70 : 1,095,905.55 = 553,456.70 : x
  2. Step 2: Convert to fraction form
    730,603.70/1,095,905.55 = 553,456.70/x
  3. Step 3: Cross multiply
    730,603.70x = 1,095,905.55 × 553,456.70
  4. Step 4: Simplify right side
    730,603.70x = 606,536,269,214.69
  5. Step 5: Solve for x
    x = 606,536,269,214.69/730,603.70
  6. Step 6: Final answer
    x = 830,185.05

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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.