Home / 759,319.34-1,047,827.48-437,039.78

Finding the Fourth Proportional to 759,319.34, 1,047,827.48 and 437,039.78

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Solution

The fourth proportional to 759,319.34, 1,047,827.48 and 437,039.78 is: 603,095.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,319.34 : 1,047,827.48 = 437,039.78 : x
  2. Step 2: Convert to fraction form
    759,319.34/1,047,827.48 = 437,039.78/x
  3. Step 3: Cross multiply
    759,319.34x = 1,047,827.48 × 437,039.78
  4. Step 4: Simplify right side
    759,319.34x = 457,942,291,337.15
  5. Step 5: Solve for x
    x = 457,942,291,337.15/759,319.34
  6. Step 6: Final answer
    x = 603,095.78

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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.