Home / 977,895.45-1,467,280.58-472,261.05

Finding the Fourth Proportional to 977,895.45, 1,467,280.58 and 472,261.05

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Solution

The fourth proportional to 977,895.45, 1,467,280.58 and 472,261.05 is: 708,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,895.45 : 1,467,280.58 = 472,261.05 : x
  2. Step 2: Convert to fraction form
    977,895.45/1,467,280.58 = 472,261.05/x
  3. Step 3: Cross multiply
    977,895.45x = 1,467,280.58 × 472,261.05
  4. Step 4: Simplify right side
    977,895.45x = 692,939,464,994.10
  5. Step 5: Solve for x
    x = 692,939,464,994.10/977,895.45
  6. Step 6: Final answer
    x = 708,602.81

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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.