Home / 803,487.75-1,205,569.58-500,135.51

Finding the Fourth Proportional to 803,487.75, 1,205,569.58 and 500,135.51

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Solution

The fourth proportional to 803,487.75, 1,205,569.58 and 500,135.51 is: 750,413.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,487.75 : 1,205,569.58 = 500,135.51 : x
  2. Step 2: Convert to fraction form
    803,487.75/1,205,569.58 = 500,135.51/x
  3. Step 3: Cross multiply
    803,487.75x = 1,205,569.58 × 500,135.51
  4. Step 4: Simplify right side
    803,487.75x = 602,948,148,205.26
  5. Step 5: Solve for x
    x = 602,948,148,205.26/803,487.75
  6. Step 6: Final answer
    x = 750,413.62

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1.5x scale

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.