Home / 910,803.50-1,256,928.82-502,904.24

Finding the Fourth Proportional to 910,803.50, 1,256,928.82 and 502,904.24

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Solution

The fourth proportional to 910,803.50, 1,256,928.82 and 502,904.24 is: 694,018.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,803.50 : 1,256,928.82 = 502,904.24 : x
  2. Step 2: Convert to fraction form
    910,803.50/1,256,928.82 = 502,904.24/x
  3. Step 3: Cross multiply
    910,803.50x = 1,256,928.82 × 502,904.24
  4. Step 4: Simplify right side
    910,803.50x = 632,114,832,956.20
  5. Step 5: Solve for x
    x = 632,114,832,956.20/910,803.50
  6. Step 6: Final answer
    x = 694,018.89

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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.