Home / 752,801.34-1,038,886.65-426,088.38

Finding the Fourth Proportional to 752,801.34, 1,038,886.65 and 426,088.38

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Solution

The fourth proportional to 752,801.34, 1,038,886.65 and 426,088.38 is: 588,013.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,801.34 : 1,038,886.65 = 426,088.38 : x
  2. Step 2: Convert to fraction form
    752,801.34/1,038,886.65 = 426,088.38/x
  3. Step 3: Cross multiply
    752,801.34x = 1,038,886.65 × 426,088.38
  4. Step 4: Simplify right side
    752,801.34x = 442,657,529,702.13
  5. Step 5: Solve for x
    x = 442,657,529,702.13/752,801.34
  6. Step 6: Final answer
    x = 588,013.74

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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.