Home / 788,501.46-1,088,131.34-425,925.20

Finding the Fourth Proportional to 788,501.46, 1,088,131.34 and 425,925.20

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Solution

The fourth proportional to 788,501.46, 1,088,131.34 and 425,925.20 is: 587,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,501.46 : 1,088,131.34 = 425,925.20 : x
  2. Step 2: Convert to fraction form
    788,501.46/1,088,131.34 = 425,925.20/x
  3. Step 3: Cross multiply
    788,501.46x = 1,088,131.34 × 425,925.20
  4. Step 4: Simplify right side
    788,501.46x = 463,462,558,615.77
  5. Step 5: Solve for x
    x = 463,462,558,615.77/788,501.46
  6. Step 6: Final answer
    x = 587,776.41

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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.