Home / 759,312.34-1,047,817.83-437,032.78

Finding the Fourth Proportional to 759,312.34, 1,047,817.83 and 437,032.78

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Solution

The fourth proportional to 759,312.34, 1,047,817.83 and 437,032.78 is: 603,086.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,312.34 : 1,047,817.83 = 437,032.78 : x
  2. Step 2: Convert to fraction form
    759,312.34/1,047,817.83 = 437,032.78/x
  3. Step 3: Cross multiply
    759,312.34x = 1,047,817.83 × 437,032.78
  4. Step 4: Simplify right side
    759,312.34x = 457,930,739,178.47
  5. Step 5: Solve for x
    x = 457,930,739,178.47/759,312.34
  6. Step 6: Final answer
    x = 603,086.13

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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.