Home / 858,265.02-1,184,420.74-471,116.66

Finding the Fourth Proportional to 858,265.02, 1,184,420.74 and 471,116.66

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Solution

The fourth proportional to 858,265.02, 1,184,420.74 and 471,116.66 is: 650,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,265.02 : 1,184,420.74 = 471,116.66 : x
  2. Step 2: Convert to fraction form
    858,265.02/1,184,420.74 = 471,116.66/x
  3. Step 3: Cross multiply
    858,265.02x = 1,184,420.74 × 471,116.66
  4. Step 4: Simplify right side
    858,265.02x = 558,000,343,063.53
  5. Step 5: Solve for x
    x = 558,000,343,063.53/858,265.02
  6. Step 6: Final answer
    x = 650,149.23

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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.