Home / 755,672.90-1,043,036.80-514,359.32

Finding the Fourth Proportional to 755,672.90, 1,043,036.80 and 514,359.32

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Solution

The fourth proportional to 755,672.90, 1,043,036.80 and 514,359.32 is: 709,957.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,672.90 : 1,043,036.80 = 514,359.32 : x
  2. Step 2: Convert to fraction form
    755,672.90/1,043,036.80 = 514,359.32/x
  3. Step 3: Cross multiply
    755,672.90x = 1,043,036.80 × 514,359.32
  4. Step 4: Simplify right side
    755,672.90x = 536,495,692,681.89
  5. Step 5: Solve for x
    x = 536,495,692,681.89/755,672.90
  6. Step 6: Final answer
    x = 709,957.57

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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.