Home / 730,748.79-1,007,515.67-558,877.59

Finding the Fourth Proportional to 730,748.79, 1,007,515.67 and 558,877.59

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Solution

The fourth proportional to 730,748.79, 1,007,515.67 and 558,877.59 is: 770,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,748.79 : 1,007,515.67 = 558,877.59 : x
  2. Step 2: Convert to fraction form
    730,748.79/1,007,515.67 = 558,877.59/x
  3. Step 3: Cross multiply
    730,748.79x = 1,007,515.67 × 558,877.59
  4. Step 4: Simplify right side
    730,748.79x = 563,077,929,536.84
  5. Step 5: Solve for x
    x = 563,077,929,536.84/730,748.79
  6. Step 6: Final answer
    x = 770,549.25

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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.