Home / 904,433.06-1,248,337.78-542,071.46

Finding the Fourth Proportional to 904,433.06, 1,248,337.78 and 542,071.46

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Solution

The fourth proportional to 904,433.06, 1,248,337.78 and 542,071.46 is: 748,190.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,433.06 : 1,248,337.78 = 542,071.46 : x
  2. Step 2: Convert to fraction form
    904,433.06/1,248,337.78 = 542,071.46/x
  3. Step 3: Cross multiply
    904,433.06x = 1,248,337.78 × 542,071.46
  4. Step 4: Simplify right side
    904,433.06x = 676,688,282,977.76
  5. Step 5: Solve for x
    x = 676,688,282,977.76/904,433.06
  6. Step 6: Final answer
    x = 748,190.57

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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.