Home / 673,504.30-1,010,256.45-649,884.70

Finding the Fourth Proportional to 673,504.30, 1,010,256.45 and 649,884.70

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Solution

The fourth proportional to 673,504.30, 1,010,256.45 and 649,884.70 is: 974,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,504.30 : 1,010,256.45 = 649,884.70 : x
  2. Step 2: Convert to fraction form
    673,504.30/1,010,256.45 = 649,884.70/x
  3. Step 3: Cross multiply
    673,504.30x = 1,010,256.45 × 649,884.70
  4. Step 4: Simplify right side
    673,504.30x = 656,550,209,931.32
  5. Step 5: Solve for x
    x = 656,550,209,931.32/673,504.30
  6. Step 6: Final answer
    x = 974,827.05

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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.