Home / 802,962.01-1,107,985.43-458,820.20

Finding the Fourth Proportional to 802,962.01, 1,107,985.43 and 458,820.20

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Solution

The fourth proportional to 802,962.01, 1,107,985.43 and 458,820.20 is: 633,113.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,962.01 : 1,107,985.43 = 458,820.20 : x
  2. Step 2: Convert to fraction form
    802,962.01/1,107,985.43 = 458,820.20/x
  3. Step 3: Cross multiply
    802,962.01x = 1,107,985.43 × 458,820.20
  4. Step 4: Simplify right side
    802,962.01x = 508,366,094,274.28
  5. Step 5: Solve for x
    x = 508,366,094,274.28/802,962.01
  6. Step 6: Final answer
    x = 633,113.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.