Home / 755,033.07-1,041,945.81-415,501.32

Finding the Fourth Proportional to 755,033.07, 1,041,945.81 and 415,501.32

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Solution

The fourth proportional to 755,033.07, 1,041,945.81 and 415,501.32 is: 573,391.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,033.07 : 1,041,945.81 = 415,501.32 : x
  2. Step 2: Convert to fraction form
    755,033.07/1,041,945.81 = 415,501.32/x
  3. Step 3: Cross multiply
    755,033.07x = 1,041,945.81 × 415,501.32
  4. Step 4: Simplify right side
    755,033.07x = 432,929,859,423.47
  5. Step 5: Solve for x
    x = 432,929,859,423.47/755,033.07
  6. Step 6: Final answer
    x = 573,391.92

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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.