Home / 963,985.80-1,444,994.55-564,420.90

Finding the Fourth Proportional to 963,985.80, 1,444,994.55 and 564,420.90

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Solution

The fourth proportional to 963,985.80, 1,444,994.55 and 564,420.90 is: 846,055.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,985.80 : 1,444,994.55 = 564,420.90 : x
  2. Step 2: Convert to fraction form
    963,985.80/1,444,994.55 = 564,420.90/x
  3. Step 3: Cross multiply
    963,985.80x = 1,444,994.55 × 564,420.90
  4. Step 4: Simplify right side
    963,985.80x = 815,585,124,406.10
  5. Step 5: Solve for x
    x = 815,585,124,406.10/963,985.80
  6. Step 6: Final answer
    x = 846,055.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.