Home / 1,058,700.61-1,587,157.94-459,210.20

Finding the Fourth Proportional to 1,058,700.61, 1,587,157.94 and 459,210.20

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Solution

The fourth proportional to 1,058,700.61, 1,587,157.94 and 459,210.20 is: 688,427.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,700.61 : 1,587,157.94 = 459,210.20 : x
  2. Step 2: Convert to fraction form
    1,058,700.61/1,587,157.94 = 459,210.20/x
  3. Step 3: Cross multiply
    1,058,700.61x = 1,587,157.94 × 459,210.20
  4. Step 4: Simplify right side
    1,058,700.61x = 728,839,108,271.22
  5. Step 5: Solve for x
    x = 728,839,108,271.22/1,058,700.61
  6. Step 6: Final answer
    x = 688,427.97

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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.