Home / 1,021,648.83-1,409,885.34-562,765.50

Finding the Fourth Proportional to 1,021,648.83, 1,409,885.34 and 562,765.50

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Solution

The fourth proportional to 1,021,648.83, 1,409,885.34 and 562,765.50 is: 776,621.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,648.83 : 1,409,885.34 = 562,765.50 : x
  2. Step 2: Convert to fraction form
    1,021,648.83/1,409,885.34 = 562,765.50/x
  3. Step 3: Cross multiply
    1,021,648.83x = 1,409,885.34 × 562,765.50
  4. Step 4: Simplify right side
    1,021,648.83x = 793,434,828,307.77
  5. Step 5: Solve for x
    x = 793,434,828,307.77/1,021,648.83
  6. Step 6: Final answer
    x = 776,621.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.