Home / 776,595.61-1,072,032.60-522,094.42

Finding the Fourth Proportional to 776,595.61, 1,072,032.60 and 522,094.42

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Solution

The fourth proportional to 776,595.61, 1,072,032.60 and 522,094.42 is: 720,712.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,595.61 : 1,072,032.60 = 522,094.42 : x
  2. Step 2: Convert to fraction form
    776,595.61/1,072,032.60 = 522,094.42/x
  3. Step 3: Cross multiply
    776,595.61x = 1,072,032.60 × 522,094.42
  4. Step 4: Simplify right side
    776,595.61x = 559,702,238,518.09
  5. Step 5: Solve for x
    x = 559,702,238,518.09/776,595.61
  6. Step 6: Final answer
    x = 720,712.60

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1.5x scale

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.