Home / 910,468.32-1,367,472.96-742,112.16

Finding the Fourth Proportional to 910,468.32, 1,367,472.96 and 742,112.16

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Solution

The fourth proportional to 910,468.32, 1,367,472.96 and 742,112.16 is: 1,114,611.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,468.32 : 1,367,472.96 = 742,112.16 : x
  2. Step 2: Convert to fraction form
    910,468.32/1,367,472.96 = 742,112.16/x
  3. Step 3: Cross multiply
    910,468.32x = 1,367,472.96 × 742,112.16
  4. Step 4: Simplify right side
    910,468.32x = 1,014,818,312,087.19
  5. Step 5: Solve for x
    x = 1,014,818,312,087.19/910,468.32
  6. Step 6: Final answer
    x = 1,114,611.34

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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.