Home / 780,442.06-1,170,095.36-527,094.52

Finding the Fourth Proportional to 780,442.06, 1,170,095.36 and 527,094.52

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Solution

The fourth proportional to 780,442.06, 1,170,095.36 and 527,094.52 is: 790,258.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,442.06 : 1,170,095.36 = 527,094.52 : x
  2. Step 2: Convert to fraction form
    780,442.06/1,170,095.36 = 527,094.52/x
  3. Step 3: Cross multiply
    780,442.06x = 1,170,095.36 × 527,094.52
  4. Step 4: Simplify right side
    780,442.06x = 616,750,852,133.43
  5. Step 5: Solve for x
    x = 616,750,852,133.43/780,442.06
  6. Step 6: Final answer
    x = 790,258.35

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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.