Home / 673,124.40-1,009,686.60-646,552.35

Finding the Fourth Proportional to 673,124.40, 1,009,686.60 and 646,552.35

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Solution

The fourth proportional to 673,124.40, 1,009,686.60 and 646,552.35 is: 969,828.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,124.40 : 1,009,686.60 = 646,552.35 : x
  2. Step 2: Convert to fraction form
    673,124.40/1,009,686.60 = 646,552.35/x
  3. Step 3: Cross multiply
    673,124.40x = 1,009,686.60 × 646,552.35
  4. Step 4: Simplify right side
    673,124.40x = 652,815,243,993.51
  5. Step 5: Solve for x
    x = 652,815,243,993.51/673,124.40
  6. Step 6: Final answer
    x = 969,828.53

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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.