Home / 832,240.17-1,148,498.80-450,274.55

Finding the Fourth Proportional to 832,240.17, 1,148,498.80 and 450,274.55

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Solution

The fourth proportional to 832,240.17, 1,148,498.80 and 450,274.55 is: 621,382.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,240.17 : 1,148,498.80 = 450,274.55 : x
  2. Step 2: Convert to fraction form
    832,240.17/1,148,498.80 = 450,274.55/x
  3. Step 3: Cross multiply
    832,240.17x = 1,148,498.80 × 450,274.55
  4. Step 4: Simplify right side
    832,240.17x = 517,139,773,477.36
  5. Step 5: Solve for x
    x = 517,139,773,477.36/832,240.17
  6. Step 6: Final answer
    x = 621,382.86

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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.