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Finding the Fourth Proportional to 677,307.44, 934,726.18 and 375,501.44

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Solution

The fourth proportional to 677,307.44, 934,726.18 and 375,501.44 is: 518,215.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,307.44 : 934,726.18 = 375,501.44 : x
  2. Step 2: Convert to fraction form
    677,307.44/934,726.18 = 375,501.44/x
  3. Step 3: Cross multiply
    677,307.44x = 934,726.18 × 375,501.44
  4. Step 4: Simplify right side
    677,307.44x = 350,991,026,595.70
  5. Step 5: Solve for x
    x = 350,991,026,595.70/677,307.44
  6. Step 6: Final answer
    x = 518,215.22

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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.