Home / 972,411.58-1,341,995.34-542,775.70

Finding the Fourth Proportional to 972,411.58, 1,341,995.34 and 542,775.70

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Solution

The fourth proportional to 972,411.58, 1,341,995.34 and 542,775.70 is: 749,068.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,411.58 : 1,341,995.34 = 542,775.70 : x
  2. Step 2: Convert to fraction form
    972,411.58/1,341,995.34 = 542,775.70/x
  3. Step 3: Cross multiply
    972,411.58x = 1,341,995.34 × 542,775.70
  4. Step 4: Simplify right side
    972,411.58x = 728,402,460,065.24
  5. Step 5: Solve for x
    x = 728,402,460,065.24/972,411.58
  6. Step 6: Final answer
    x = 749,068.06

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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.