Home / 559,801.02-772,525.30-305,152.14

Finding the Fourth Proportional to 559,801.02, 772,525.30 and 305,152.14

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Solution

The fourth proportional to 559,801.02, 772,525.30 and 305,152.14 is: 421,109.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,801.02 : 772,525.30 = 305,152.14 : x
  2. Step 2: Convert to fraction form
    559,801.02/772,525.30 = 305,152.14/x
  3. Step 3: Cross multiply
    559,801.02x = 772,525.30 × 305,152.14
  4. Step 4: Simplify right side
    559,801.02x = 235,737,748,499.14
  5. Step 5: Solve for x
    x = 235,737,748,499.14/559,801.02
  6. Step 6: Final answer
    x = 421,109.89

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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.