Home / 994,911.72-1,372,810.08-559,271.10

Finding the Fourth Proportional to 994,911.72, 1,372,810.08 and 559,271.10

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Solution

The fourth proportional to 994,911.72, 1,372,810.08 and 559,271.10 is: 771,699.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,911.72 : 1,372,810.08 = 559,271.10 : x
  2. Step 2: Convert to fraction form
    994,911.72/1,372,810.08 = 559,271.10/x
  3. Step 3: Cross multiply
    994,911.72x = 1,372,810.08 × 559,271.10
  4. Step 4: Simplify right side
    994,911.72x = 767,773,003,532.69
  5. Step 5: Solve for x
    x = 767,773,003,532.69/994,911.72
  6. Step 6: Final answer
    x = 771,699.63

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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.