Home / 832,475.63-1,148,824.67-450,510.61

Finding the Fourth Proportional to 832,475.63, 1,148,824.67 and 450,510.61

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Solution

The fourth proportional to 832,475.63, 1,148,824.67 and 450,510.61 is: 621,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,475.63 : 1,148,824.67 = 450,510.61 : x
  2. Step 2: Convert to fraction form
    832,475.63/1,148,824.67 = 450,510.61/x
  3. Step 3: Cross multiply
    832,475.63x = 1,148,824.67 × 450,510.61
  4. Step 4: Simplify right side
    832,475.63x = 517,557,702,864.75
  5. Step 5: Solve for x
    x = 517,557,702,864.75/832,475.63
  6. Step 6: Final answer
    x = 621,709.13

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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.