Home / 963,111.60-1,443,112.20-607,489.20

Finding the Fourth Proportional to 963,111.60, 1,443,112.20 and 607,489.20

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Solution

The fourth proportional to 963,111.60, 1,443,112.20 and 607,489.20 is: 910,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,111.60 : 1,443,112.20 = 607,489.20 : x
  2. Step 2: Convert to fraction form
    963,111.60/1,443,112.20 = 607,489.20/x
  3. Step 3: Cross multiply
    963,111.60x = 1,443,112.20 × 607,489.20
  4. Step 4: Simplify right side
    963,111.60x = 876,675,075,888.24
  5. Step 5: Solve for x
    x = 876,675,075,888.24/963,111.60
  6. Step 6: Final answer
    x = 910,252.85

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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.