Home / 950,829.64-1,312,155.18-521,100.52

Finding the Fourth Proportional to 950,829.64, 1,312,155.18 and 521,100.52

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Solution

The fourth proportional to 950,829.64, 1,312,155.18 and 521,100.52 is: 719,124.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,829.64 : 1,312,155.18 = 521,100.52 : x
  2. Step 2: Convert to fraction form
    950,829.64/1,312,155.18 = 521,100.52/x
  3. Step 3: Cross multiply
    950,829.64x = 1,312,155.18 × 521,100.52
  4. Step 4: Simplify right side
    950,829.64x = 683,764,746,618.69
  5. Step 5: Solve for x
    x = 683,764,746,618.69/950,829.64
  6. Step 6: Final answer
    x = 719,124.35

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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.