Home / 771,032.76-1,156,094.64-360,247.68

Finding the Fourth Proportional to 771,032.76, 1,156,094.64 and 360,247.68

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Solution

The fourth proportional to 771,032.76, 1,156,094.64 and 360,247.68 is: 540,159.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,032.76 : 1,156,094.64 = 360,247.68 : x
  2. Step 2: Convert to fraction form
    771,032.76/1,156,094.64 = 360,247.68/x
  3. Step 3: Cross multiply
    771,032.76x = 1,156,094.64 × 360,247.68
  4. Step 4: Simplify right side
    771,032.76x = 416,480,411,920.44
  5. Step 5: Solve for x
    x = 416,480,411,920.44/771,032.76
  6. Step 6: Final answer
    x = 540,159.17

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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.