Home / 858,666.88-1,184,900.82-476,663.50

Finding the Fourth Proportional to 858,666.88, 1,184,900.82 and 476,663.50

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Solution

The fourth proportional to 858,666.88, 1,184,900.82 and 476,663.50 is: 657,762.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,666.88 : 1,184,900.82 = 476,663.50 : x
  2. Step 2: Convert to fraction form
    858,666.88/1,184,900.82 = 476,663.50/x
  3. Step 3: Cross multiply
    858,666.88x = 1,184,900.82 × 476,663.50
  4. Step 4: Simplify right side
    858,666.88x = 564,798,972,014.07
  5. Step 5: Solve for x
    x = 564,798,972,014.07/858,666.88
  6. Step 6: Final answer
    x = 657,762.61

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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.