Home / 778,747.08-1,075,157.46-597,109.89

Finding the Fourth Proportional to 778,747.08, 1,075,157.46 and 597,109.89

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Solution

The fourth proportional to 778,747.08, 1,075,157.46 and 597,109.89 is: 824,384.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,747.08 : 1,075,157.46 = 597,109.89 : x
  2. Step 2: Convert to fraction form
    778,747.08/1,075,157.46 = 597,109.89/x
  3. Step 3: Cross multiply
    778,747.08x = 1,075,157.46 × 597,109.89
  4. Step 4: Simplify right side
    778,747.08x = 641,987,152,673.28
  5. Step 5: Solve for x
    x = 641,987,152,673.28/778,747.08
  6. Step 6: Final answer
    x = 824,384.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.