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Finding the Fourth Proportional to 608,009.77, 912,014.34 and 158,726.76

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Solution

The fourth proportional to 608,009.77, 912,014.34 and 158,726.76 is: 238,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,009.77 : 912,014.34 = 158,726.76 : x
  2. Step 2: Convert to fraction form
    608,009.77/912,014.34 = 158,726.76/x
  3. Step 3: Cross multiply
    608,009.77x = 912,014.34 × 158,726.76
  4. Step 4: Simplify right side
    608,009.77x = 144,761,081,261.74
  5. Step 5: Solve for x
    x = 144,761,081,261.74/608,009.77
  6. Step 6: Final answer
    x = 238,090.06

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1.5x scale

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.