Home / 966,719.40-1,450,079.10-742,511.40

Finding the Fourth Proportional to 966,719.40, 1,450,079.10 and 742,511.40

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Solution

The fourth proportional to 966,719.40, 1,450,079.10 and 742,511.40 is: 1,113,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,719.40 : 1,450,079.10 = 742,511.40 : x
  2. Step 2: Convert to fraction form
    966,719.40/1,450,079.10 = 742,511.40/x
  3. Step 3: Cross multiply
    966,719.40x = 1,450,079.10 × 742,511.40
  4. Step 4: Simplify right side
    966,719.40x = 1,076,700,262,651.74
  5. Step 5: Solve for x
    x = 1,076,700,262,651.74/966,719.40
  6. Step 6: Final answer
    x = 1,113,767.10

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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.