Home / 907,417.64-1,252,308.66-525,451.16

Finding the Fourth Proportional to 907,417.64, 1,252,308.66 and 525,451.16

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Solution

The fourth proportional to 907,417.64, 1,252,308.66 and 525,451.16 is: 725,164.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,417.64 : 1,252,308.66 = 525,451.16 : x
  2. Step 2: Convert to fraction form
    907,417.64/1,252,308.66 = 525,451.16/x
  3. Step 3: Cross multiply
    907,417.64x = 1,252,308.66 × 525,451.16
  4. Step 4: Simplify right side
    907,417.64x = 658,027,038,075.05
  5. Step 5: Solve for x
    x = 658,027,038,075.05/907,417.64
  6. Step 6: Final answer
    x = 725,164.48

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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.