Home / 759,061.68-1,048,289.49-656,595.20

Finding the Fourth Proportional to 759,061.68, 1,048,289.49 and 656,595.20

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Solution

The fourth proportional to 759,061.68, 1,048,289.49 and 656,595.20 is: 906,779.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,061.68 : 1,048,289.49 = 656,595.20 : x
  2. Step 2: Convert to fraction form
    759,061.68/1,048,289.49 = 656,595.20/x
  3. Step 3: Cross multiply
    759,061.68x = 1,048,289.49 × 656,595.20
  4. Step 4: Simplify right side
    759,061.68x = 688,301,842,103.00
  5. Step 5: Solve for x
    x = 688,301,842,103.00/759,061.68
  6. Step 6: Final answer
    x = 906,779.86

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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.