Home / 859,474.82-1,186,095.02-472,314.32

Finding the Fourth Proportional to 859,474.82, 1,186,095.02 and 472,314.32

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Solution

The fourth proportional to 859,474.82, 1,186,095.02 and 472,314.32 is: 651,804.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,474.82 : 1,186,095.02 = 472,314.32 : x
  2. Step 2: Convert to fraction form
    859,474.82/1,186,095.02 = 472,314.32/x
  3. Step 3: Cross multiply
    859,474.82x = 1,186,095.02 × 472,314.32
  4. Step 4: Simplify right side
    859,474.82x = 560,209,662,826.69
  5. Step 5: Solve for x
    x = 560,209,662,826.69/859,474.82
  6. Step 6: Final answer
    x = 651,804.63

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1.5x scale

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.