Home / 903,925.47-1,247,413.71-496,034.13

Finding the Fourth Proportional to 903,925.47, 1,247,413.71 and 496,034.13

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Solution

The fourth proportional to 903,925.47, 1,247,413.71 and 496,034.13 is: 684,525.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,925.47 : 1,247,413.71 = 496,034.13 : x
  2. Step 2: Convert to fraction form
    903,925.47/1,247,413.71 = 496,034.13/x
  3. Step 3: Cross multiply
    903,925.47x = 1,247,413.71 × 496,034.13
  4. Step 4: Simplify right side
    903,925.47x = 618,759,774,389.92
  5. Step 5: Solve for x
    x = 618,759,774,389.92/903,925.47
  6. Step 6: Final answer
    x = 684,525.21

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1.5x scale

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.