Home / 977,259.53-1,464,267.98-691,533.45

Finding the Fourth Proportional to 977,259.53, 1,464,267.98 and 691,533.45

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Solution

The fourth proportional to 977,259.53, 1,464,267.98 and 691,533.45 is: 1,036,152.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,259.53 : 1,464,267.98 = 691,533.45 : x
  2. Step 2: Convert to fraction form
    977,259.53/1,464,267.98 = 691,533.45/x
  3. Step 3: Cross multiply
    977,259.53x = 1,464,267.98 × 691,533.45
  4. Step 4: Simplify right side
    977,259.53x = 1,012,590,289,662.76
  5. Step 5: Solve for x
    x = 1,012,590,289,662.76/977,259.53
  6. Step 6: Final answer
    x = 1,036,152.89

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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.