Home / 905,032.04-1,249,368.72-522,984.20

Finding the Fourth Proportional to 905,032.04, 1,249,368.72 and 522,984.20

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Solution

The fourth proportional to 905,032.04, 1,249,368.72 and 522,984.20 is: 721,963.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,032.04 : 1,249,368.72 = 522,984.20 : x
  2. Step 2: Convert to fraction form
    905,032.04/1,249,368.72 = 522,984.20/x
  3. Step 3: Cross multiply
    905,032.04x = 1,249,368.72 × 522,984.20
  4. Step 4: Simplify right side
    905,032.04x = 653,400,100,534.22
  5. Step 5: Solve for x
    x = 653,400,100,534.22/905,032.04
  6. Step 6: Final answer
    x = 721,963.50

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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.