Home / 1,058,624.51-1,587,044.11-459,134.15

Finding the Fourth Proportional to 1,058,624.51, 1,587,044.11 and 459,134.15

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Solution

The fourth proportional to 1,058,624.51, 1,587,044.11 and 459,134.15 is: 688,314.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,624.51 : 1,587,044.11 = 459,134.15 : x
  2. Step 2: Convert to fraction form
    1,058,624.51/1,587,044.11 = 459,134.15/x
  3. Step 3: Cross multiply
    1,058,624.51x = 1,587,044.11 × 459,134.15
  4. Step 4: Simplify right side
    1,058,624.51x = 728,666,143,341.91
  5. Step 5: Solve for x
    x = 728,666,143,341.91/1,058,624.51
  6. Step 6: Final answer
    x = 688,314.07

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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.