Home / 730,751.30-1,007,519.12-558,880.10

Finding the Fourth Proportional to 730,751.30, 1,007,519.12 and 558,880.10

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Solution

The fourth proportional to 730,751.30, 1,007,519.12 and 558,880.10 is: 770,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,751.30 : 1,007,519.12 = 558,880.10 : x
  2. Step 2: Convert to fraction form
    730,751.30/1,007,519.12 = 558,880.10/x
  3. Step 3: Cross multiply
    730,751.30x = 1,007,519.12 × 558,880.10
  4. Step 4: Simplify right side
    730,751.30x = 563,082,386,537.51
  5. Step 5: Solve for x
    x = 563,082,386,537.51/730,751.30
  6. Step 6: Final answer
    x = 770,552.70

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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.