Home / 761,178.20-1,050,425.82-417,026.34

Finding the Fourth Proportional to 761,178.20, 1,050,425.82 and 417,026.34

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Solution

The fourth proportional to 761,178.20, 1,050,425.82 and 417,026.34 is: 575,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,178.20 : 1,050,425.82 = 417,026.34 : x
  2. Step 2: Convert to fraction form
    761,178.20/1,050,425.82 = 417,026.34/x
  3. Step 3: Cross multiply
    761,178.20x = 1,050,425.82 × 417,026.34
  4. Step 4: Simplify right side
    761,178.20x = 438,055,235,156.10
  5. Step 5: Solve for x
    x = 438,055,235,156.10/761,178.20
  6. Step 6: Final answer
    x = 575,496.30

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Double scale
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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.