Home / 832,491.71-1,148,842.17-450,518.52

Finding the Fourth Proportional to 832,491.71, 1,148,842.17 and 450,518.52

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Solution

The fourth proportional to 832,491.71, 1,148,842.17 and 450,518.52 is: 621,717.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,491.71 : 1,148,842.17 = 450,518.52 : x
  2. Step 2: Convert to fraction form
    832,491.71/1,148,842.17 = 450,518.52/x
  3. Step 3: Cross multiply
    832,491.71x = 1,148,842.17 × 450,518.52
  4. Step 4: Simplify right side
    832,491.71x = 517,574,674,141.99
  5. Step 5: Solve for x
    x = 517,574,674,141.99/832,491.71
  6. Step 6: Final answer
    x = 621,717.51

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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.