Home / 977,624.60-1,467,749.10-624,205.40

Finding the Fourth Proportional to 977,624.60, 1,467,749.10 and 624,205.40

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Solution

The fourth proportional to 977,624.60, 1,467,749.10 and 624,205.40 is: 937,145.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,624.60 : 1,467,749.10 = 624,205.40 : x
  2. Step 2: Convert to fraction form
    977,624.60/1,467,749.10 = 624,205.40/x
  3. Step 3: Cross multiply
    977,624.60x = 1,467,749.10 × 624,205.40
  4. Step 4: Simplify right side
    977,624.60x = 916,176,914,065.14
  5. Step 5: Solve for x
    x = 916,176,914,065.14/977,624.60
  6. Step 6: Final answer
    x = 937,145.93

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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.