Home / 955,303.42-1,318,318.65-525,574.32

Finding the Fourth Proportional to 955,303.42, 1,318,318.65 and 525,574.32

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Solution

The fourth proportional to 955,303.42, 1,318,318.65 and 525,574.32 is: 725,292.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,303.42 : 1,318,318.65 = 525,574.32 : x
  2. Step 2: Convert to fraction form
    955,303.42/1,318,318.65 = 525,574.32/x
  3. Step 3: Cross multiply
    955,303.42x = 1,318,318.65 × 525,574.32
  4. Step 4: Simplify right side
    955,303.42x = 692,874,428,017.07
  5. Step 5: Solve for x
    x = 692,874,428,017.07/955,303.42
  6. Step 6: Final answer
    x = 725,292.52

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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.