Home / 558,922.50-771,413.64-329,466.16

Finding the Fourth Proportional to 558,922.50, 771,413.64 and 329,466.16

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Solution

The fourth proportional to 558,922.50, 771,413.64 and 329,466.16 is: 454,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,922.50 : 771,413.64 = 329,466.16 : x
  2. Step 2: Convert to fraction form
    558,922.50/771,413.64 = 329,466.16/x
  3. Step 3: Cross multiply
    558,922.50x = 771,413.64 × 329,466.16
  4. Step 4: Simplify right side
    558,922.50x = 254,154,689,742.42
  5. Step 5: Solve for x
    x = 254,154,689,742.42/558,922.50
  6. Step 6: Final answer
    x = 454,722.60

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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.