Home / 1,017,110.50-1,403,656.23-564,401.50

Finding the Fourth Proportional to 1,017,110.50, 1,403,656.23 and 564,401.50

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Solution

The fourth proportional to 1,017,110.50, 1,403,656.23 and 564,401.50 is: 778,898.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,110.50 : 1,403,656.23 = 564,401.50 : x
  2. Step 2: Convert to fraction form
    1,017,110.50/1,403,656.23 = 564,401.50/x
  3. Step 3: Cross multiply
    1,017,110.50x = 1,403,656.23 × 564,401.50
  4. Step 4: Simplify right side
    1,017,110.50x = 792,225,681,696.35
  5. Step 5: Solve for x
    x = 792,225,681,696.35/1,017,110.50
  6. Step 6: Final answer
    x = 778,898.34

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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.