Home / 835,851.05-1,153,475.13-473,275.48

Finding the Fourth Proportional to 835,851.05, 1,153,475.13 and 473,275.48

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Solution

The fourth proportional to 835,851.05, 1,153,475.13 and 473,275.48 is: 653,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,851.05 : 1,153,475.13 = 473,275.48 : x
  2. Step 2: Convert to fraction form
    835,851.05/1,153,475.13 = 473,275.48/x
  3. Step 3: Cross multiply
    835,851.05x = 1,153,475.13 × 473,275.48
  4. Step 4: Simplify right side
    835,851.05x = 545,911,500,116.82
  5. Step 5: Solve for x
    x = 545,911,500,116.82/835,851.05
  6. Step 6: Final answer
    x = 653,120.55

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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.