Home / 910,484.96-1,256,469.50-502,587.07

Finding the Fourth Proportional to 910,484.96, 1,256,469.50 and 502,587.07

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Solution

The fourth proportional to 910,484.96, 1,256,469.50 and 502,587.07 is: 693,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,484.96 : 1,256,469.50 = 502,587.07 : x
  2. Step 2: Convert to fraction form
    910,484.96/1,256,469.50 = 502,587.07/x
  3. Step 3: Cross multiply
    910,484.96x = 1,256,469.50 × 502,587.07
  4. Step 4: Simplify right side
    910,484.96x = 631,485,324,549.37
  5. Step 5: Solve for x
    x = 631,485,324,549.37/910,484.96
  6. Step 6: Final answer
    x = 693,570.30

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Double scale
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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.