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Finding the Fourth Proportional to 453,159.46, 625,347.51 and 249,210.32

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Solution

The fourth proportional to 453,159.46, 625,347.51 and 249,210.32 is: 343,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,159.46 : 625,347.51 = 249,210.32 : x
  2. Step 2: Convert to fraction form
    453,159.46/625,347.51 = 249,210.32/x
  3. Step 3: Cross multiply
    453,159.46x = 625,347.51 × 249,210.32
  4. Step 4: Simplify right side
    453,159.46x = 155,843,054,637.32
  5. Step 5: Solve for x
    x = 155,843,054,637.32/453,159.46
  6. Step 6: Final answer
    x = 343,903.35

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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.