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Finding the Fourth Proportional to 592,896.16, 889,225.80 and 213,806.32

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Solution

The fourth proportional to 592,896.16, 889,225.80 and 213,806.32 is: 320,666.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,896.16 : 889,225.80 = 213,806.32 : x
  2. Step 2: Convert to fraction form
    592,896.16/889,225.80 = 213,806.32/x
  3. Step 3: Cross multiply
    592,896.16x = 889,225.80 × 213,806.32
  4. Step 4: Simplify right side
    592,896.16x = 190,122,095,947.06
  5. Step 5: Solve for x
    x = 190,122,095,947.06/592,896.16
  6. Step 6: Final answer
    x = 320,666.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.