Home / 889,795.56-1,334,865.06-290,595.63

Finding the Fourth Proportional to 889,795.56, 1,334,865.06 and 290,595.63

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Solution

The fourth proportional to 889,795.56, 1,334,865.06 and 290,595.63 is: 435,949.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,795.56 : 1,334,865.06 = 290,595.63 : x
  2. Step 2: Convert to fraction form
    889,795.56/1,334,865.06 = 290,595.63/x
  3. Step 3: Cross multiply
    889,795.56x = 1,334,865.06 × 290,595.63
  4. Step 4: Simplify right side
    889,795.56x = 387,905,953,075.69
  5. Step 5: Solve for x
    x = 387,905,953,075.69/889,795.56
  6. Step 6: Final answer
    x = 435,949.53

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Double scale
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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.