Home / 903,925.53-1,247,374.98-496,017.09

Finding the Fourth Proportional to 903,925.53, 1,247,374.98 and 496,017.09

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Solution

The fourth proportional to 903,925.53, 1,247,374.98 and 496,017.09 is: 684,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,925.53 : 1,247,374.98 = 496,017.09 : x
  2. Step 2: Convert to fraction form
    903,925.53/1,247,374.98 = 496,017.09/x
  3. Step 3: Cross multiply
    903,925.53x = 1,247,374.98 × 496,017.09
  4. Step 4: Simplify right side
    903,925.53x = 618,719,307,718.41
  5. Step 5: Solve for x
    x = 618,719,307,718.41/903,925.53
  6. Step 6: Final answer
    x = 684,480.40

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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.