Home / 1,038,413.04-1,558,319.40-469,948.56

Finding the Fourth Proportional to 1,038,413.04, 1,558,319.40 and 469,948.56

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Solution

The fourth proportional to 1,038,413.04, 1,558,319.40 and 469,948.56 is: 705,239.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,413.04 : 1,558,319.40 = 469,948.56 : x
  2. Step 2: Convert to fraction form
    1,038,413.04/1,558,319.40 = 469,948.56/x
  3. Step 3: Cross multiply
    1,038,413.04x = 1,558,319.40 × 469,948.56
  4. Step 4: Simplify right side
    1,038,413.04x = 732,329,958,050.06
  5. Step 5: Solve for x
    x = 732,329,958,050.06/1,038,413.04
  6. Step 6: Final answer
    x = 705,239.56

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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.