Home / 404,701.17-558,492.14-223,413.20

Finding the Fourth Proportional to 404,701.17, 558,492.14 and 223,413.20

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Solution

The fourth proportional to 404,701.17, 558,492.14 and 223,413.20 is: 308,312.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,701.17 : 558,492.14 = 223,413.20 : x
  2. Step 2: Convert to fraction form
    404,701.17/558,492.14 = 223,413.20/x
  3. Step 3: Cross multiply
    404,701.17x = 558,492.14 × 223,413.20
  4. Step 4: Simplify right side
    404,701.17x = 124,774,516,172.25
  5. Step 5: Solve for x
    x = 124,774,516,172.25/404,701.17
  6. Step 6: Final answer
    x = 308,312.71

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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.