Home / 904,708.40-1,357,062.60-549,831.20

Finding the Fourth Proportional to 904,708.40, 1,357,062.60 and 549,831.20

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Solution

The fourth proportional to 904,708.40, 1,357,062.60 and 549,831.20 is: 824,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,708.40 : 1,357,062.60 = 549,831.20 : x
  2. Step 2: Convert to fraction form
    904,708.40/1,357,062.60 = 549,831.20/x
  3. Step 3: Cross multiply
    904,708.40x = 1,357,062.60 × 549,831.20
  4. Step 4: Simplify right side
    904,708.40x = 746,155,357,833.12
  5. Step 5: Solve for x
    x = 746,155,357,833.12/904,708.40
  6. Step 6: Final answer
    x = 824,746.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.