Home / 1,158,630.40-1,736,678.40-410,291.20

Finding the Fourth Proportional to 1,158,630.40, 1,736,678.40 and 410,291.20

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Solution

The fourth proportional to 1,158,630.40, 1,736,678.40 and 410,291.20 is: 614,988.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,630.40 : 1,736,678.40 = 410,291.20 : x
  2. Step 2: Convert to fraction form
    1,158,630.40/1,736,678.40 = 410,291.20/x
  3. Step 3: Cross multiply
    1,158,630.40x = 1,736,678.40 × 410,291.20
  4. Step 4: Simplify right side
    1,158,630.40x = 712,543,864,750.08
  5. Step 5: Solve for x
    x = 712,543,864,750.08/1,158,630.40
  6. Step 6: Final answer
    x = 614,988.06

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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.