Home / 924,334.20-1,386,501.30-426,670.20

Finding the Fourth Proportional to 924,334.20, 1,386,501.30 and 426,670.20

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Solution

The fourth proportional to 924,334.20, 1,386,501.30 and 426,670.20 is: 640,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,334.20 : 1,386,501.30 = 426,670.20 : x
  2. Step 2: Convert to fraction form
    924,334.20/1,386,501.30 = 426,670.20/x
  3. Step 3: Cross multiply
    924,334.20x = 1,386,501.30 × 426,670.20
  4. Step 4: Simplify right side
    924,334.20x = 591,578,786,971.26
  5. Step 5: Solve for x
    x = 591,578,786,971.26/924,334.20
  6. Step 6: Final answer
    x = 640,005.30

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Similar ratio
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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.