Home / 731,277.18-1,008,980.55-459,389.34

Finding the Fourth Proportional to 731,277.18, 1,008,980.55 and 459,389.34

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Solution

The fourth proportional to 731,277.18, 1,008,980.55 and 459,389.34 is: 633,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,277.18 : 1,008,980.55 = 459,389.34 : x
  2. Step 2: Convert to fraction form
    731,277.18/1,008,980.55 = 459,389.34/x
  3. Step 3: Cross multiply
    731,277.18x = 1,008,980.55 × 459,389.34
  4. Step 4: Simplify right side
    731,277.18x = 463,514,908,937.34
  5. Step 5: Solve for x
    x = 463,514,908,937.34/731,277.18
  6. Step 6: Final answer
    x = 633,842.98

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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.