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Finding the Fourth Proportional to 584,885.81, 877,328.72 and 210,908.81

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Solution

The fourth proportional to 584,885.81, 877,328.72 and 210,908.81 is: 316,363.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,885.81 : 877,328.72 = 210,908.81 : x
  2. Step 2: Convert to fraction form
    584,885.81/877,328.72 = 210,908.81/x
  3. Step 3: Cross multiply
    584,885.81x = 877,328.72 × 210,908.81
  4. Step 4: Simplify right side
    584,885.81x = 185,036,358,243.71
  5. Step 5: Solve for x
    x = 185,036,358,243.71/584,885.81
  6. Step 6: Final answer
    x = 316,363.22

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.