Home / 1,058,534.39-1,587,802.85-290,038.66

Finding the Fourth Proportional to 1,058,534.39, 1,587,802.85 and 290,038.66

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Solution

The fourth proportional to 1,058,534.39, 1,587,802.85 and 290,038.66 is: 435,058.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,534.39 : 1,587,802.85 = 290,038.66 : x
  2. Step 2: Convert to fraction form
    1,058,534.39/1,587,802.85 = 290,038.66/x
  3. Step 3: Cross multiply
    1,058,534.39x = 1,587,802.85 × 290,038.66
  4. Step 4: Simplify right side
    1,058,534.39x = 460,524,211,492.74
  5. Step 5: Solve for x
    x = 460,524,211,492.74/1,058,534.39
  6. Step 6: Final answer
    x = 435,058.34

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Double scale
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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.