Home / 974,262.70-1,461,394.05-919,150.30

Finding the Fourth Proportional to 974,262.70, 1,461,394.05 and 919,150.30

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Solution

The fourth proportional to 974,262.70, 1,461,394.05 and 919,150.30 is: 1,378,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,262.70 : 1,461,394.05 = 919,150.30 : x
  2. Step 2: Convert to fraction form
    974,262.70/1,461,394.05 = 919,150.30/x
  3. Step 3: Cross multiply
    974,262.70x = 1,461,394.05 × 919,150.30
  4. Step 4: Simplify right side
    974,262.70x = 1,343,240,779,475.72
  5. Step 5: Solve for x
    x = 1,343,240,779,475.72/974,262.70
  6. Step 6: Final answer
    x = 1,378,725.45

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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.