Home / 754,955.32-1,041,838.35-415,423.57

Finding the Fourth Proportional to 754,955.32, 1,041,838.35 and 415,423.57

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Solution

The fourth proportional to 754,955.32, 1,041,838.35 and 415,423.57 is: 573,284.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,955.32 : 1,041,838.35 = 415,423.57 : x
  2. Step 2: Convert to fraction form
    754,955.32/1,041,838.35 = 415,423.57/x
  3. Step 3: Cross multiply
    754,955.32x = 1,041,838.35 × 415,423.57
  4. Step 4: Simplify right side
    754,955.32x = 432,804,206,719.91
  5. Step 5: Solve for x
    x = 432,804,206,719.91/754,955.32
  6. Step 6: Final answer
    x = 573,284.53

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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.