Home / 875,865.20-1,208,694.30-473,457.20

Finding the Fourth Proportional to 875,865.20, 1,208,694.30 and 473,457.20

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Solution

The fourth proportional to 875,865.20, 1,208,694.30 and 473,457.20 is: 653,371.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,865.20 : 1,208,694.30 = 473,457.20 : x
  2. Step 2: Convert to fraction form
    875,865.20/1,208,694.30 = 473,457.20/x
  3. Step 3: Cross multiply
    875,865.20x = 1,208,694.30 × 473,457.20
  4. Step 4: Simplify right side
    875,865.20x = 572,265,018,933.96
  5. Step 5: Solve for x
    x = 572,265,018,933.96/875,865.20
  6. Step 6: Final answer
    x = 653,371.11

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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.