Home / 750,742.60-1,036,127.84-460,302.80

Finding the Fourth Proportional to 750,742.60, 1,036,127.84 and 460,302.80

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Solution

The fourth proportional to 750,742.60, 1,036,127.84 and 460,302.80 is: 635,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,742.60 : 1,036,127.84 = 460,302.80 : x
  2. Step 2: Convert to fraction form
    750,742.60/1,036,127.84 = 460,302.80/x
  3. Step 3: Cross multiply
    750,742.60x = 1,036,127.84 × 460,302.80
  4. Step 4: Simplify right side
    750,742.60x = 476,932,545,909.95
  5. Step 5: Solve for x
    x = 476,932,545,909.95/750,742.60
  6. Step 6: Final answer
    x = 635,281.05

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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.